The R Base Package
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Documentation for package ‘base’ version 4.5.0
- DESCRIPTION file.
- Code demos. Use demo() to run them.
Help Pages
A B C D E F G H I J K L M N O P Q R S T U V W X Z misc
| base-package | The R Base Package |
-- A --
| abbreviate | Abbreviate Strings |
| abs | Miscellaneous Mathematical Functions |
| acos | Trigonometric Functions |
| acosh | Hyperbolic Functions |
| activeBindingFunction | Binding and Environment Locking, Active Bindings |
| addNA | Factors |
| addTaskCallback | Add or Remove a Top-Level Task Callback |
| agrep | Approximate String Matching (Fuzzy Matching) |
| agrepl | Approximate String Matching (Fuzzy Matching) |
| alist | Lists - Generic and Dotted Pairs |
| all | Are All Values True? |
| all.equal | Test if Two Objects are (Nearly) Equal |
| all.names | Find All Names in an Expression |
| all.vars | Find All Names in an Expression |
| allowInterrupts | Condition Handling and Recovery |
| any | Are Some Values True? |
| anyDuplicated | Determine Duplicate Elements |
| anyMissing | 'Not Available' / Missing Values |
| anyNA | 'Not Available' / Missing Values |
| anyNA.numeric_version | Numeric Versions |
| anyNA.POSIXlt | Date-Time Classes |
| aperm | Array Transposition |
| append | Vector Merging |
| apply | Apply Functions Over Array Margins |
| arccos | Trigonometric Functions |
| arcsin | Trigonometric Functions |
| arctan | Trigonometric Functions |
| Arg | Complex Numbers and Basic Functionality |
| args | Argument List of a Function |
| Arithmetic | Arithmetic Operators |
| array | Multi-way Arrays |
| array2DF | Convert array to data frame |
| arrayInd | Which indices are TRUE? |
| as.array | Multi-way Arrays |
| as.call | Function Calls |
| as.character | Character Vectors |
| as.character.condition | Condition Handling and Recovery |
| as.character.Date | Date Conversion Functions to and from Character |
| as.character.hexmode | Integer Numbers Displayed in Hexadecimal |
| as.character.numeric_version | Numeric Versions |
| as.character.octmode | Integer Numbers Displayed in Octal |
| as.character.POSIXt | Date-time Conversion Functions to and from Character |
| as.character.srcref | References to Source Files and Code |
| as.complex | Complex Numbers and Basic Functionality |
| as.data.frame | Coerce to a Data Frame |
| as.data.frame.AsIs | Coerce to a Data Frame |
| as.data.frame.POSIXlt | Date-Time Classes |
| as.data.frame.table | Cross Tabulation and Table Creation |
| as.Date | Date Conversion Functions to and from Character |
| as.difftime | Time Intervals / Differences |
| as.double | Double-Precision Vectors |
| as.double.difftime | Time Intervals / Differences |
| as.double.POSIXlt | Date-time Conversion Functions |
| as.environment | Coerce to an Environment Object |
| as.expression | Unevaluated Expressions |
| as.factor | Factors |
| as.function | Convert Object to Function |
| as.hexmode | Integer Numbers Displayed in Hexadecimal |
| as.integer | Integer Vectors |
| as.list | Lists - Generic and Dotted Pairs |
| as.list.Date | Date Class |
| as.list.difftime | Time Intervals / Differences |
| as.list.numeric_version | Numeric Versions |
| as.list.POSIXct | Date-Time Classes |
| as.logical | Logical Vectors |
| as.matrix | Matrices |
| as.matrix.noquote | Class for 'no quote' Printing of Character Strings |
| as.matrix.POSIXlt | Date-Time Classes |
| as.name | Names and Symbols |
| as.null | The Null Object |
| as.numeric | Numeric Vectors |
| as.numeric_version | Numeric Versions |
| as.octmode | Integer Numbers Displayed in Octal |
| as.ordered | Factors |
| as.package_version | Numeric Versions |
| as.pairlist | Lists - Generic and Dotted Pairs |
| as.POSIXct | Date-time Conversion Functions |
| as.POSIXlt | Date-time Conversion Functions |
| as.qr | The QR Decomposition of a Matrix |
| as.raw | Raw Vectors |
| as.single | Double-Precision Vectors |
| as.symbol | Names and Symbols |
| as.table | Cross Tabulation and Table Creation |
| as.vector | Vectors - Creation, Coercion, etc |
| asin | Trigonometric Functions |
| asinh | Hyperbolic Functions |
| AsIs | Inhibit Interpretation/Conversion of Objects |
| asplit | Split Array/Matrix By Its Margins |
| asS3 | Test for an S4 object |
| asS4 | Test for an S4 object |
| assign | Assign a Value to a Name |
| assignOps | Assignment Operators |
| atan | Trigonometric Functions |
| atan2 | Trigonometric Functions |
| atanh | Hyperbolic Functions |
| atomic | Vectors - Creation, Coercion, etc |
| attach | Attach Set of R Objects to Search Path |
| attachNamespace | Loading and Unloading Name Spaces |
| attr | Object Attributes |
| attr.all.equal | Test if Two Objects are (Nearly) Equal |
| attributes | Object Attribute Lists |
| autoload | On-demand Loading of Packages |
| autoloader | On-demand Loading of Packages |
| Autoloads | On-demand Loading of Packages |
-- B --
| backquote | Quotes |
| backsolve | Solve an Upper or Lower Triangular System |
| backtick | Quotes |
| balancePOSIXlt | Balancing "Ragged" and Out-of-range POSIXlt Date-Times |
| base | The R Base Package |
| baseenv | Environment Access |
| basename | Manipulate File Paths |
| Bessel | Bessel Functions |
| bessel | Bessel Functions |
| besselI | Bessel Functions |
| besselJ | Bessel Functions |
| besselK | Bessel Functions |
| besselY | Bessel Functions |
| beta | Special Functions of Mathematics |
| bindenv | Binding and Environment Locking, Active Bindings |
| bindingIsActive | Binding and Environment Locking, Active Bindings |
| bindingIsLocked | Binding and Environment Locking, Active Bindings |
| bindtextdomain | Translate Text Messages |
| bitwAnd | Bitwise Logical Operations |
| bitwNot | Bitwise Logical Operations |
| bitwOr | Bitwise Logical Operations |
| bitwShiftL | Bitwise Logical Operations |
| bitwShiftR | Bitwise Logical Operations |
| bitwXor | Bitwise Logical Operations |
| body | Access to and Manipulation of the Body of a Function |
| bquote | Partial substitution in expressions |
| break | Control Flow |
| browser | Environment Browser |
| browserCondition | Functions to Retrieve Values Supplied by Calls to the Browser |
| browserSetDebug | Functions to Retrieve Values Supplied by Calls to the Browser |
| browserText | Functions to Retrieve Values Supplied by Calls to the Browser |
| builtins | Returns the Names of All Built-in Objects |
| by | Apply a Function to a Data Frame Split by Factors |
| bzfile | Functions to Manipulate Connections (Files, URLs, ...) |
-- C --
| c | Combine Values into a Vector or List |
| c.Date | Date Class |
| c.difftime | Time Intervals / Differences |
| c.factor | Factors |
| c.noquote | Class for 'no quote' Printing of Character Strings |
| c.numeric_version | Numeric Versions |
| c.POSIXct | Date-Time Classes |
| c.warnings | Print Warning Messages |
| call | Function Calls |
| callCC | Call With Current Continuation |
| capabilities | Report Capabilities of this Build of R |
| casefold | Character Translation and Case Folding |
| cat | Concatenate and Print |
| cbind | Combine R Objects by Rows or Columns |
| cbind.data.frame | Combine R Objects by Rows or Columns |
| ceiling | Rounding of Numbers |
| char.expand | Expand a String with Respect to a Target Table |
| character | Character Vectors |
| charmatch | Partial String Matching |
| charToRaw | Convert to or from (Bit/Packed) Raw Vectors |
| chartr | Character Translation and Case Folding |
| chkDots | Warn About Extraneous Arguments in the "..." of Its Caller |
| chol | The Cholesky Decomposition |
| chol2inv | Inverse from Cholesky (or QR) Decomposition |
| choose | Special Functions of Mathematics |
| chooseOpsMethod | Choose the Appropriate Method for Ops |
| class | Object Classes |
| clearPushBack | Push Text Back on to a Connection |
| clipboard | Functions to Manipulate Connections (Files, URLs, ...) |
| close | Functions to Manipulate Connections (Files, URLs, ...) |
| close.srcfile | References to Source Files and Code |
| close.srcfilealias | References to Source Files and Code |
| closeAllConnections | Display Connections |
| closure | Function Definition |
| code point | Convert Integer Vectors to or from UTF-8-encoded Character Vectors |
| col | Column Indexes |
| collation | Relational Operators |
| colMeans | Form Row and Column Sums and Means |
| colnames | Row and Column Names |
| colon | Colon Operator |
| colSums | Form Row and Column Sums and Means |
| commandArgs | Extract Command Line Arguments |
| comment | Query or Set a '"comment"' Attribute |
| Comparison | Relational Operators |
| Complex | S3 Group Generic Functions |
| complex | Complex Numbers and Basic Functionality |
| computeRestarts | Condition Handling and Recovery |
| condition | Condition Handling and Recovery |
| conditionCall | Condition Handling and Recovery |
| conditionCall.condition | Condition Handling and Recovery |
| conditionMessage | Condition Handling and Recovery |
| conditionMessage.condition | Condition Handling and Recovery |
| conditions | Condition Handling and Recovery |
| conflictRules | Loading/Attaching and Listing of Packages |
| conflicts | Search for Masked Objects on the Search Path |
| Conj | Complex Numbers and Basic Functionality |
| connection | Functions to Manipulate Connections (Files, URLs, ...) |
| connections | Functions to Manipulate Connections (Files, URLs, ...) |
| Constants | Built-in Constants |
| contributors | R Project Contributors |
| Control | Control Flow |
| copyright | Copyrights of Files Used to Build R |
| copyrights | Copyrights of Files Used to Build R |
| cos | Trigonometric Functions |
| cosh | Hyperbolic Functions |
| cospi | Trigonometric Functions |
| crossprod | Matrix Cross-Product |
| CStackOverflowError | Stack Overflow Errors |
| Cstack_info | Report Information on C Stack Size and Usage |
| cummax | Cumulative Sums, Products, and Extremes |
| cummin | Cumulative Sums, Products, and Extremes |
| cumprod | Cumulative Sums, Products, and Extremes |
| cumsum | Cumulative Sums, Products, and Extremes |
| curlGetHeaders | Retrieve Headers from URLs |
| cut | Convert Numeric to Factor |
| cut.POSIXt | Convert a Date or Date-Time Object to a Factor |
-- D --
| data.class | Object Classes |
| data.frame | Data Frames |
| data.matrix | Convert a Data Frame to a Numeric Matrix |
| Date | Date Class |
| date | System Date and Time |
| date-time | Date-Time Classes |
| Dates | Date Class |
| DateTimeClasses | Date-Time Classes |
| debug | Debug a Function |
| debuggingState | Debug a Function |
| debugonce | Debug a Function |
| declare | Declarations |
| Defunct | Marking Objects as Defunct |
| defunct | Marking Objects as Defunct |
| delayedAssign | Delay Evaluation and Promises |
| deparse | Expression Deparsing |
| deparse1 | Expression Deparsing |
| Deprecated | Marking Objects as Deprecated |
| deprecated | Marking Objects as Deprecated |
| det | Calculate the Determinant of a Matrix |
| detach | Detach Objects from the Search Path |
| determinant | Calculate the Determinant of a Matrix |
| dget | Write an Object to a File or Recreate it |
| diag | Matrix Diagonals |
| diff | Lagged Differences |
| diff.difftime | Time Intervals / Differences |
| difftime | Time Intervals / Differences |
| digamma | Special Functions of Mathematics |
| dim | Dimensions of an Object |
| dimnames | Dimnames of an Object |
| dir | List the Files in a Directory/Folder |
| dir.create | Manipulation of Directories and File Permissions |
| dirname | Manipulate File Paths |
| DISPLAY | Environment Variables |
| DLLInfo | Get DLLs Loaded in Current Session |
| DLLInfoList | Get DLLs Loaded in Current Session |
| do.call | Execute a Function Call |
| dontCheck | Identity Function to Suppress Checking |
| dots | ..., '..1', etc used in Functions |
| double | Double-Precision Vectors |
| dput | Write an Object to a File or Recreate it |
| dQuote | Quote Text |
| drop | Drop Redundant Extent Information |
| droplevels | Drop Unused Levels from Factors |
| dump | Text Representations of R Objects |
| duplicated | Determine Duplicate Elements |
| duplicated.numeric_version | Numeric Versions |
| duplicated.POSIXlt | Date-Time Classes |
| duplicated.warnings | Print Warning Messages |
| dyn.load | Foreign Function Interface |
| dyn.unload | Foreign Function Interface |
| dynGet | Return the Value of a Named Object |
-- E --
| eapply | Apply a Function Over Values in an Environment |
| EDITOR | Environment Variables |
| eigen | Spectral Decomposition of a Matrix |
| else | Control Flow |
| emptyenv | Environment Access |
| enc2native | Read or Set the Declared Encodings for a Character Vector |
| enc2utf8 | Read or Set the Declared Encodings for a Character Vector |
| enclosure | Environment Access |
| encodeString | Encode Character Vector as for Printing |
| Encoding | Read or Set the Declared Encodings for a Character Vector |
| endsWith | Does String Start or End With Another String? |
| enquote | Substituting and Quoting Expressions |
| env.profile | Environment Access |
| environment | Environment Access |
| environment variables | Environment Variables |
| environmentIsLocked | Binding and Environment Locking, Active Bindings |
| environmentName | Environment Access |
| errorCondition | Condition Handling and Recovery |
| eval | Evaluate an (Unevaluated) Expression |
| eval.parent | Evaluate an (Unevaluated) Expression |
| evalq | Evaluate an (Unevaluated) Expression |
| Exec | 'Tailcall' and 'Exec' |
| exists | Is an Object Defined? |
| exp | Logarithms and Exponentials |
| expand.grid | Create a Data Frame from All Combinations of Factor Variables |
| expm1 | Logarithms and Exponentials |
| expression | Unevaluated Expressions |
| expressionStackOverflowError | Stack Overflow Errors |
| Extract | Extract or Replace Parts of an Object |
| extSoftVersion | Report Versions of Third-Party Software |
-- F --
| F | Logical Vectors |
| factor | Factors |
| factorial | Special Functions of Mathematics |
| FALSE | Logical Vectors |
| fifo | Functions to Manipulate Connections (Files, URLs, ...) |
| file | Functions to Manipulate Connections (Files, URLs, ...) |
| file path encoding | File Paths not in the Native Encoding |
| file.access | Ascertain File Accessibility |
| file.append | File Manipulation |
| file.choose | Choose a File Interactively |
| file.copy | File Manipulation |
| file.create | File Manipulation |
| file.exists | File Manipulation |
| file.info | Extract File Information |
| file.link | File Manipulation |
| file.mode | Extract File Information |
| file.mtime | Extract File Information |
| file.path | Construct Path to File |
| file.remove | File Manipulation |
| file.rename | File Manipulation |
| file.show | Display One or More Text Files |
| file.size | Extract File Information |
| file.symlink | File Manipulation |
| files | File Manipulation |
| Filter | Common Higher-Order Functions in Functional Programming Languages |
| finalizer | Finalization of Objects |
| Find | Common Higher-Order Functions in Functional Programming Languages |
| find.package | Find Packages |
| findInterval | Find Interval Numbers or Indices |
| findRestart | Condition Handling and Recovery |
| finite | Finite, Infinite and NaN Numbers |
| floor | Rounding of Numbers |
| flush | Functions to Manipulate Connections (Files, URLs, ...) |
| for | Control Flow |
| force | Force Evaluation of an Argument |
| forceAndCall | Call a function with Some Arguments Forced |
| Foreign | Foreign Function Interface |
| formals | Access to and Manipulation of the Formal Arguments |
| format | Encode in a Common Format |
| format.Date | Date Conversion Functions to and from Character |
| format.difftime | Time Intervals / Differences |
| format.hexmode | Integer Numbers Displayed in Hexadecimal |
| format.info | format(.) Information |
| format.libraryIQR | Loading/Attaching and Listing of Packages |
| format.numeric_version | Numeric Versions |
| format.octmode | Integer Numbers Displayed in Octal |
| format.packageInfo | Loading/Attaching and Listing of Packages |
| format.POSIXct | Date-time Conversion Functions to and from Character |
| format.pval | Format P Values |
| format.summaryDefault | Object Summaries |
| formatC | Formatting Using C-style Formats |
| formatDL | Format Description Lists |
| forwardsolve | Solve an Upper or Lower Triangular System |
| function | Function Definition |
| fuzzy matching | Approximate String Matching (Fuzzy Matching) |
-- G --
| gamma | Special Functions of Mathematics |
| gc | Garbage Collection |
| gc.time | Report Time Spent in Garbage Collection |
| gcinfo | Garbage Collection |
| gctorture | Torture Garbage Collector |
| gctorture2 | Torture Garbage Collector |
| get | Return the Value of a Named Object |
| get0 | Is an Object Defined? |
| getAllConnections | Display Connections |
| getConnection | Display Connections |
| getDLLRegisteredRoutines | Reflectance Information for C/Fortran routines in a DLL |
| getElement | Extract or Replace Parts of an Object |
| geterrmessage | Stop Function Execution |
| getHook | Functions to Get and Set Hooks for Load, Attach, Detach and Unload |
| getLoadedDLLs | Get DLLs Loaded in Current Session |
| getNativeSymbolInfo | Obtain a Description of one or more Native (C/Fortran) Symbols |
| getOption | Options Settings |
| getRversion | Numeric Versions |
| getSrcLines | References to Source Files and Code |
| getTaskCallbackNames | Query the Names of the Current Internal Top-Level Task Callbacks |
| gettext | Translate Text Messages |
| gettextf | Use C-style String Formatting Commands |
| getwd | Get or Set Working Directory |
| gl | Generate Factor Levels |
| globalCallingHandlers | Condition Handling and Recovery |
| globalenv | Environment Access |
| gregexec | Pattern Matching and Replacement |
| gregexpr | Pattern Matching and Replacement |
| grep | Pattern Matching and Replacement |
| grepl | Pattern Matching and Replacement |
| grepRaw | Pattern Matching for Raw Vectors |
| grepv | Pattern Matching and Replacement |
| group generic | S3 Group Generic Functions |
| groupGeneric | S3 Group Generic Functions |
| grouping | Grouping Permutation |
| GSC | Environment Variables |
| gsub | Pattern Matching and Replacement |
| gzcon | (De)compress I/O Through Connections |
| gzfile | Functions to Manipulate Connections (Files, URLs, ...) |
-- H --
| hexmode | Integer Numbers Displayed in Hexadecimal |
| HOME | Environment Variables |
-- I --
| I | Inhibit Interpretation/Conversion of Objects |
| iconv | Convert Character Vector between Encodings |
| iconvlist | Convert Character Vector between Encodings |
| icuGetCollate | Setup Collation by ICU |
| icuSetCollate | Setup Collation by ICU |
| identical | Test Objects for Exact Equality |
| identity | Identity Function |
| if | Control Flow |
| ifelse | Conditional Element Selection |
| Im | Complex Numbers and Basic Functionality |
| in | Control Flow |
| Inf | Finite, Infinite and NaN Numbers |
| infinite | Finite, Infinite and NaN Numbers |
| infoRDS | Serialization Interface for Single Objects |
| inherits | Object Classes |
| integer | Integer Vectors |
| interaction | Compute Factor Interactions |
| interactive | Is R Running Interactively? |
| internal generic | Internal Generic Functions |
| InternalGenerics | Internal Generic Functions |
| InternalMethods | Internal Generic Functions |
| intersect | Set Operations |
| intersection | Set Operations |
| intToBits | Convert to or from (Bit/Packed) Raw Vectors |
| intToUtf8 | Convert Integer Vectors to or from UTF-8-encoded Character Vectors |
| inverse.rle | Run Length Encoding |
| invisible | Change the Print Mode to Invisible |
| invokeRestart | Condition Handling and Recovery |
| invokeRestartInteractively | Condition Handling and Recovery |
| is.array | Multi-way Arrays |
| is.atomic | Is an Object Atomic or Recursive? |
| is.call | Function Calls |
| is.character | Character Vectors |
| is.complex | Complex Numbers and Basic Functionality |
| is.data.frame | Coerce to a Data Frame |
| is.double | Double-Precision Vectors |
| is.element | Set Operations |
| is.environment | Environment Access |
| is.expression | Unevaluated Expressions |
| is.factor | Factors |
| is.finite | Finite, Infinite and NaN Numbers |
| is.finite.POSIXlt | Date-Time Classes |
| is.function | Is an Object of Type (Primitive) Function? |
| is.infinite | Finite, Infinite and NaN Numbers |
| is.infinite.POSIXlt | Date-Time Classes |
| is.integer | Integer Vectors |
| is.language | Is an Object a Language Object? |
| is.list | Lists - Generic and Dotted Pairs |
| is.loaded | Foreign Function Interface |
| is.logical | Logical Vectors |
| is.matrix | Matrices |
| is.na | 'Not Available' / Missing Values |
| is.na.numeric_version | Numeric Versions |
| is.na.POSIXlt | Date-Time Classes |
| is.name | Names and Symbols |
| is.nan | Finite, Infinite and NaN Numbers |
| is.nan.POSIXlt | Date-Time Classes |
| is.null | The Null Object |
| is.numeric | Numeric Vectors |
| is.numeric.difftime | Time Intervals / Differences |
| is.numeric_version | Numeric Versions |
| is.object | Is an Object 'internally classed'? |
| is.ordered | Factors |
| is.package_version | Numeric Versions |
| is.pairlist | Lists - Generic and Dotted Pairs |
| is.primitive | Is an Object of Type (Primitive) Function? |
| is.qr | The QR Decomposition of a Matrix |
| is.raw | Raw Vectors |
| is.recursive | Is an Object Atomic or Recursive? |
| is.single | Is an Object of Single Precision Type? |
| is.string | Convert an R Object to a Character String or Test for a String |
| is.symbol | Names and Symbols |
| is.table | Cross Tabulation and Table Creation |
| is.unsorted | Test if an Object is Not Sorted |
| is.vector | Vectors - Creation, Coercion, etc |
| isa | Object Classes |
| isatty | Display Connections |
| isdebugged | Debug a Function |
| isFALSE | Logical Operators |
| isIncomplete | Functions to Manipulate Connections (Files, URLs, ...) |
| isNamespaceLoaded | Loading and Unloading Name Spaces |
| ISOdate | Date-time Conversion Functions from Numeric Representations |
| ISOdatetime | Date-time Conversion Functions from Numeric Representations |
| isOpen | Functions to Manipulate Connections (Files, URLs, ...) |
| isRestart | Condition Handling and Recovery |
| isS4 | Test for an S4 object |
| isSeekable | Functions to Reposition Connections |
| isSymmetric | Test if a Matrix or other Object is Symmetric (Hermitian) |
| isTRUE | Logical Operators |
-- J --
| jitter | 'Jitter' (Add Noise) to Numbers |
| julian | Extract Parts of a POSIXt or Date Object |
-- K --
| kappa | Compute or Estimate the Condition Number of a Matrix |
| kronecker | Kronecker Products on Arrays |
-- L --
| l10n_info | Localization Information |
| La.svd | Singular Value Decomposition of a Matrix |
| labels | Find Labels from Object |
| LANGUAGE | Environment Variables |
| language | Is an Object a Language Object? |
| language object | Is an Object a Language Object? |
| language objects | Is an Object a Language Object? |
| lapply | Apply a Function over a List or Vector |
| last.warning | Print Warning Messages |
| La_library | LAPACK Library |
| La_version | LAPACK Version |
| lbeta | Special Functions of Mathematics |
| lchoose | Special Functions of Mathematics |
| LC_ALL | Query or Set Aspects of the Locale |
| LC_COLLATE | Query or Set Aspects of the Locale |
| LC_CTYPE | Query or Set Aspects of the Locale |
| LC_MEASUREMENT | Query or Set Aspects of the Locale |
| LC_MESSAGES | Query or Set Aspects of the Locale |
| LC_MONETARY | Query or Set Aspects of the Locale |
| LC_NUMERIC | Query or Set Aspects of the Locale |
| LC_PAPER | Query or Set Aspects of the Locale |
| LC_TIME | Query or Set Aspects of the Locale |
| length | Length of an Object |
| length.POSIXlt | Date-Time Classes |
| lengths | Lengths of List or Vector Elements |
| LETTERS | Built-in Constants |
| letters | Built-in Constants |
| levels | Levels Attributes |
| lfactorial | Special Functions of Mathematics |
| lgamma | Special Functions of Mathematics |
| libcurlVersion | Report Version of libcurl |
| library | Loading/Attaching and Listing of Packages |
| library.dynam | Loading DLLs from Packages |
| library.dynam.unload | Loading DLLs from Packages |
| licence | The R License Terms |
| license | The R License Terms |
| list | Lists - Generic and Dotted Pairs |
| list.dirs | List the Files in a Directory/Folder |
| list.files | List the Files in a Directory/Folder |
| list2DF | Create Data Frame From List |
| list2env | From A List, Build or Add To an Environment |
| load | Reload Saved Datasets |
| loadedNamespaces | Loading and Unloading Name Spaces |
| loadNamespace | Loading and Unloading Name Spaces |
| local | Evaluate an (Unevaluated) Expression |
| localeconv | Find Details of the Numerical and Monetary Representations in the Current Locale |
| locales | Query or Set Aspects of the Locale |
| lockBinding | Binding and Environment Locking, Active Bindings |
| lockEnvironment | Binding and Environment Locking, Active Bindings |
| log | Logarithms and Exponentials |
| log10 | Logarithms and Exponentials |
| log1p | Logarithms and Exponentials |
| log2 | Logarithms and Exponentials |
| logb | Logarithms and Exponentials |
| Logic | Logical Operators |
| logical | Logical Vectors |
| long vector | Long Vectors |
| Long vectors | Long Vectors |
| long vectors | Long Vectors |
| lower.tri | Lower and Upper Triangular Part of a Matrix |
| ls | List Objects |
-- M --
| make.names | Make Syntactically Valid Names |
| make.unique | Make Character Strings Unique |
| makeActiveBinding | Binding and Environment Locking, Active Bindings |
| MAKEINDEX | Environment Variables |
| Map | Common Higher-Order Functions in Functional Programming Languages |
| mapply | Apply a Function to Multiple List or Vector Arguments |
| margin.table | Compute Table Margins |
| marginSums | Compute Table Margins |
| mat.or.vec | Create a Matrix or a Vector |
| match | Value Matching |
| match.arg | Argument Verification Using Partial Matching |
| match.call | Argument Matching |
| match.fun | Extract a Function Specified by Name |
| Math | S3 Group Generic Functions |
| Math.Date | Date Class |
| Math.difftime | Time Intervals / Differences |
| Math.factor | Factors |
| Math.POSIXlt | Date-Time Classes |
| Math.POSIXt | Date-Time Classes |
| matmult | Matrix Multiplication |
| matrix | Matrices |
| matrixOps | S3 Group Generic Functions |
| max | Maxima and Minima |
| max.col | Find Maximum Position in Matrix |
| MC_CORES | Options Settings |
| mean | Arithmetic Mean |
| mean.Date | Date Class |
| mean.difftime | Time Intervals / Differences |
| mean.POSIXct | Date-Time Classes |
| mem.maxVSize | Query and Set Heap Size Limits |
| memCompress | In-memory Compression and Decompression |
| memDecompress | In-memory Compression and Decompression |
| Memory | Memory Available for Data Storage |
| Memory-limits | Memory Limits in R |
| memory.profile | Profile the Usage of Cons Cells |
| merge | Merge Two Data Frames |
| message | Diagnostic Messages |
| mget | Return the Value of a Named Object |
| min | Maxima and Minima |
| missing | Does a Formal Argument have a Value? |
| Mod | Complex Numbers and Basic Functionality |
| mode | The (Storage) Mode of an Object |
| month.abb | Built-in Constants |
| months | Extract Parts of a POSIXt or Date Object |
| mtfrm | Auxiliary Function for Matching |
-- N --
| NA | 'Not Available' / Missing Values |
| name | Names and Symbols |
| nameOfClass | Object Classes |
| names | The Names of an Object |
| names.POSIXlt | Date-Time Classes |
| NaN | Finite, Infinite and NaN Numbers |
| nargs | The Number of Arguments to a Function |
| NativeSymbol | Obtain a Description of one or more Native (C/Fortran) Symbols |
| NativeSymbolInfo | Obtain a Description of one or more Native (C/Fortran) Symbols |
| NA_character_ | 'Not Available' / Missing Values |
| NA_complex_ | 'Not Available' / Missing Values |
| NA_integer_ | 'Not Available' / Missing Values |
| NA_real_ | 'Not Available' / Missing Values |
| nchar | Count the Number of Characters (or Bytes or Width) |
| NCOL | The Number of Rows/Columns of an Array |
| ncol | The Number of Rows/Columns of an Array |
| Negate | Common Higher-Order Functions in Functional Programming Languages |
| new.env | Environment Access |
| next | Control Flow |
| NextMethod | Class Methods |
| ngettext | Translate Text Messages |
| nlevels | The Number of Levels of a Factor |
| nodeStackOverflowError | Stack Overflow Errors |
| noquote | Class for 'no quote' Printing of Character Strings |
| norm | Compute the Norm of a Matrix |
| normalizePath | Express File Paths in Canonical Form |
| NotYetImplemented | Not Yet Implemented Functions and Unused Arguments |
| NotYetUsed | Not Yet Implemented Functions and Unused Arguments |
| NROW | The Number of Rows/Columns of an Array |
| nrow | The Number of Rows/Columns of an Array |
| NULL | The Null Object |
| nullfile | Display Connections |
| numeric | Numeric Vectors |
| NumericConstants | Numeric Constants |
| numeric_version | Numeric Versions |
| numToBits | Convert to or from (Bit/Packed) Raw Vectors |
| numToInts | Convert to or from (Bit/Packed) Raw Vectors |
| nzchar | Count the Number of Characters (or Bytes or Width) |
-- O --
| objects | List Objects |
| octmode | Integer Numbers Displayed in Octal |
| oldClass | Object Classes |
| OlsonNames | Time Zones |
| on.exit | Function Exit Code |
| open | Functions to Manipulate Connections (Files, URLs, ...) |
| open.srcfile | References to Source Files and Code |
| open.srcfilealias | References to Source Files and Code |
| Ops | S3 Group Generic Functions |
| Ops.Date | Operators on the Date Class |
| Ops.difftime | Time Intervals / Differences |
| Ops.factor | Factors |
| Ops.numeric_version | Numeric Versions |
| Ops.ordered | Factors |
| Ops.POSIXt | Date-Time Classes |
| option | Options Settings |
| options | Options Settings |
| order | Ordering Permutation |
| ordered | Factors |
| outer | Outer Product of Arrays |
-- P --
| packageEvent | Functions to Get and Set Hooks for Load, Attach, Detach and Unload |
| packageNotFoundError | Find Packages |
| packageStartupMessage | Diagnostic Messages |
| package_version | Numeric Versions |
| packBits | Convert to or from (Bit/Packed) Raw Vectors |
| PAGER | Environment Variables |
| pairlist | Lists - Generic and Dotted Pairs |
| Paren | Parentheses and Braces |
| parent.env | Environment Access |
| parent.frame | Functions to Access the Function Call Stack |
| parse | Parse R Expressions |
| paste | Concatenate Strings |
| paste0 | Concatenate Strings |
| path.expand | Expand File Paths |
| path.package | Find Packages |
| pcre_config | Report Configuration Options for PCRE |
| pi | Built-in Constants |
| pipe | Functions to Manipulate Connections (Files, URLs, ...) |
| pipeOp | Forward Pipe Operator |
| plot | Generic X-Y Plotting |
| pmatch | Partial String Matching |
| pmax | Maxima and Minima |
| pmax.int | Maxima and Minima |
| pmin | Maxima and Minima |
| pmin.int | Maxima and Minima |
| polyroot | Find Zeros of a Real or Complex Polynomial |
| pos.to.env | Convert Positions in the Search Path to Environments |
| Position | Common Higher-Order Functions in Functional Programming Languages |
| POSIXct | Date-Time Classes |
| POSIXlt | Date-Time Classes |
| POSIXt | Date-Time Classes |
| pretty | Pretty Breakpoints |
| pretty.default | Pretty Breakpoints |
| prettyNum | Formatting Using C-style Formats |
| primitive | Look Up a Primitive Function |
| Print Values | |
| print.AsIs | Inhibit Interpretation/Conversion of Objects |
| print.by | Apply a Function to a Data Frame Split by Factors |
| print.condition | Condition Handling and Recovery |
| print.connection | Functions to Manipulate Connections (Files, URLs, ...) |
| print.data.frame | Printing Data Frames |
| print.Date | Date Class |
| print.default | Default Printing |
| print.difftime | Time Intervals / Differences |
| print.Dlist | Print Values |
| print.DLLInfo | Get DLLs Loaded in Current Session |
| print.eigen | Spectral Decomposition of a Matrix |
| print.hexmode | Integer Numbers Displayed in Hexadecimal |
| print.libraryIQR | Loading/Attaching and Listing of Packages |
| print.NativeRoutineList | Reflectance Information for C/Fortran routines in a DLL |
| print.noquote | Class for 'no quote' Printing of Character Strings |
| print.numeric_version | Numeric Versions |
| print.octmode | Integer Numbers Displayed in Octal |
| print.packageInfo | Loading/Attaching and Listing of Packages |
| print.POSIXct | Date-Time Classes |
| print.proc_time | Running Time of R |
| print.rle | Run Length Encoding |
| print.simple.list | Print Values |
| print.srcfile | References to Source Files and Code |
| print.srcref | References to Source Files and Code |
| print.summary.table | Cross Tabulation and Table Creation |
| print.summary.warnings | Print Warning Messages |
| print.summaryDefault | Object Summaries |
| print.warnings | Print Warning Messages |
| prmatrix | Print Matrices, Old-style |
| proc.time | Running Time of R |
| prod | Product of Vector Elements |
| promise | Delay Evaluation and Promises |
| promises | Delay Evaluation and Promises |
| prop.table | Express Table Entries as Fraction of Marginal Table |
| proportions | Express Table Entries as Fraction of Marginal Table |
| protectStackOverflowError | Stack Overflow Errors |
| provideDimnames | Dimnames of an Object |
| psigamma | Special Functions of Mathematics |
| pushBack | Push Text Back on to a Connection |
| pushBackLength | Push Text Back on to a Connection |
-- Q --
| q | Terminate an R Session |
| qr | The QR Decomposition of a Matrix |
| qr.coef | The QR Decomposition of a Matrix |
| qr.default | The QR Decomposition of a Matrix |
| qr.fitted | The QR Decomposition of a Matrix |
| qr.Q | Reconstruct the Q, R, or X Matrices from a QR Object |
| qr.qty | The QR Decomposition of a Matrix |
| qr.qy | The QR Decomposition of a Matrix |
| qr.R | Reconstruct the Q, R, or X Matrices from a QR Object |
| qr.resid | The QR Decomposition of a Matrix |
| qr.solve | The QR Decomposition of a Matrix |
| qr.X | Reconstruct the Q, R, or X Matrices from a QR Object |
| quarters | Extract Parts of a POSIXt or Date Object |
| quit | Terminate an R Session |
| quote | Substituting and Quoting Expressions |
| Quotes | Quotes |
-- R --
| R.home | Return the R Home Directory |
| R.Version | Version Information |
| R.version.string | Version Information |
| Random | Random Number Generation |
| Random.user | User-supplied Random Number Generation |
| range | Range of Values |
| rank | Sample Ranks |
| rapply | Recursively Apply a Function to a List |
| raw | Raw Vectors |
| rawConnection | Raw Connections |
| rawConnectionValue | Raw Connections |
| rawShift | Convert to or from (Bit/Packed) Raw Vectors |
| rawToBits | Convert to or from (Bit/Packed) Raw Vectors |
| rawToChar | Convert to or from (Bit/Packed) Raw Vectors |
| rbind | Combine R Objects by Rows or Columns |
| rbind.data.frame | Combine R Objects by Rows or Columns |
| rcond | Compute or Estimate the Condition Number of a Matrix |
| Rd2pdf | Utilities for Processing Rd Files |
| RD2PDF_INPUTENC | Utilities for Processing Rd Files |
| Rdconv | Utilities for Processing Rd Files |
| Re | Complex Numbers and Basic Functionality |
| read.dcf | Read and Write Data in DCF Format |
| readBin | Transfer Binary Data To and From Connections |
| readChar | Transfer Character Strings To and From Connections |
| readline | Read a Line from the Terminal |
| readLines | Read Text Lines from a Connection |
| readRDS | Serialization Interface for Single Objects |
| readRenviron | Set Environment Variables from a File |
| Recall | Recursive Calling |
| Reduce | Common Higher-Order Functions in Functional Programming Languages |
| reg.finalizer | Finalization of Objects |
| regex | Regular Expressions as used in R |
| regexec | Pattern Matching and Replacement |
| regexp | Regular Expressions as used in R |
| regexpr | Pattern Matching and Replacement |
| RegisteredNativeSymbol | Obtain a Description of one or more Native (C/Fortran) Symbols |
| regmatches | Extract or Replace Matched Substrings |
| regular expression | Regular Expressions as used in R |
| remove | Remove Objects from a Specified Environment |
| removeTaskCallback | Add or Remove a Top-Level Task Callback |
| Renviron | Initialization at Start of an R Session |
| rep | Replicate Elements of Vectors and Lists |
| rep.difftime | Time Intervals / Differences |
| rep.numeric_version | Numeric Versions |
| repeat | Control Flow |
| replace | Replace Values in a Vector |
| replicate | Apply a Function over a List or Vector |
| rep_len | Replicate Elements of Vectors and Lists |
| require | Loading/Attaching and Listing of Packages |
| requireNamespace | Loading and Unloading Name Spaces |
| Reserved | Reserved Words in R |
| reserved | Reserved Words in R |
| restartDescription | Condition Handling and Recovery |
| restartFormals | Condition Handling and Recovery |
| retracemem | Trace Copying of Objects |
| return | Function Definition |
| returnValue | Interactive Tracing and Debugging of Calls to a Function or Method |
| rev | Reverse Elements |
| rle | Run Length Encoding |
| rm | Remove Objects from a Specified Environment |
| RNG | Random Number Generation |
| RNGkind | Random Number Generation |
| RNGversion | Random Number Generation |
| round | Rounding of Numbers |
| round.Date | Round / Truncate Date-Time Objects |
| round.POSIXt | Round / Truncate Date-Time Objects |
| row | Row Indexes |
| row.names | Get and Set Row Names for Data Frames |
| rowMeans | Form Row and Column Sums and Means |
| rownames | Row and Column Names |
| rowsum | Give Column Sums of a Matrix or Data Frame, Based on a Grouping Variable |
| rowSums | Form Row and Column Sums and Means |
| Rprofile | Initialization at Start of an R Session |
| Rprofile.site | Initialization at Start of an R Session |
| R_BATCH | Environment Variables |
| R_BROWSER | Environment Variables |
| R_compiled_by | Version Information |
| R_COMPLETION | Environment Variables |
| R_C_BOUNDS_CHECK | Options Settings |
| R_DEFAULT_DEVICE | Options Settings |
| R_DEFAULT_PACKAGES | Initialization at Start of an R Session |
| R_DOC_DIR | Environment Variables |
| R_ENVIRON | Initialization at Start of an R Session |
| R_ENVIRON_USER | Initialization at Start of an R Session |
| R_GCTORTURE | Torture Garbage Collector |
| R_GCTORTURE_INHIBIT_RELEASE | Torture Garbage Collector |
| R_GCTORTURE_WAIT | Torture Garbage Collector |
| R_GSCMD | Environment Variables |
| R_HISTFILE | Environment Variables |
| R_HISTSIZE | Environment Variables |
| R_HOME | Return the R Home Directory |
| R_ICU_LOCALE | Setup Collation by ICU |
| R_INCLUDE_DIR | Environment Variables |
| R_INTERACTIVE_DEVICE | Options Settings |
| R_KEEP_PKG_SOURCE | Options Settings |
| R_LIBS | Search Paths for Packages |
| R_LIBS_SITE | Search Paths for Packages |
| R_LIBS_USER | Search Paths for Packages |
| R_MAX_NUM_DLLS | Foreign Function Interface |
| R_PAPERSIZE | Environment Variables |
| R_PCRE_JIT_STACK_MAXSIZE | Environment Variables |
| R_PDFVIEWER | Environment Variables |
| R_PLATFORM | Environment Variables |
| R_PRINTCMD | Environment Variables |
| R_PROFILE | Initialization at Start of an R Session |
| R_PROFILE_USER | Initialization at Start of an R Session |
| R_RD4PDF | Environment Variables |
| R_SHARE_DIR | Environment Variables |
| R_SUPPORT_OLD_TARS | Environment Variables |
| R_system_version | Numeric Versions |
| R_TEXI2DVICMD | Environment Variables |
| R_TIDYCMD | Environment Variables |
| R_UNZIPCMD | Environment Variables |
| R_USER | Environment Variables |
| R_ZIPCMD | Environment Variables |
-- S --
| S3groupGeneric | S3 Group Generic Functions |
| S3Methods | Class Methods |
| S4 | Test for an S4 object |
| sample | Random Samples and Permutations |
| sapply | Apply a Function over a List or Vector |
| save | Save R Objects |
| saveRDS | Serialization Interface for Single Objects |
| scale | Scaling and Centering of Matrix-like Objects |
| scan | Read Data Values |
| search | Give Search Path for R Objects |
| searchpaths | Give Search Path for R Objects |
| seek | Functions to Reposition Connections |
| seq | Sequence Generation |
| seq.Date | Generate Regular Sequences of Dates |
| seq.POSIXt | Generate Regular Sequences of Times |
| sequence | Create A Vector of Sequences |
| seq_along | Sequence Generation |
| seq_len | Sequence Generation |
| serialize | Simple Serialization Interface |
| serverSocket | Functions to Manipulate Connections (Files, URLs, ...) |
| set.seed | Random Number Generation |
| setdiff | Set Operations |
| setequal | Set Operations |
| setHook | Functions to Get and Set Hooks for Load, Attach, Detach and Unload |
| setSessionTimeLimit | Set CPU and/or Elapsed Time Limits |
| setTimeLimit | Set CPU and/or Elapsed Time Limits |
| setwd | Get or Set Working Directory |
| shell | Invoke a System Command |
| showConnections | Display Connections |
| shQuote | Quote Strings for Use in OS Shells |
| sign | Sign Function |
| signalCondition | Condition Handling and Recovery |
| Signals | Interrupting Execution of R |
| signif | Rounding of Numbers |
| simpleCondition | Condition Handling and Recovery |
| simpleError | Condition Handling and Recovery |
| simpleMessage | Condition Handling and Recovery |
| simpleWarning | Condition Handling and Recovery |
| simplify2array | Apply a Function over a List or Vector |
| sin | Trigonometric Functions |
| single | Double-Precision Vectors |
| sinh | Hyperbolic Functions |
| sink | Send R Output to a File |
| sinpi | Trigonometric Functions |
| slice.index | Slice Indexes in an Array |
| socketAccept | Functions to Manipulate Connections (Files, URLs, ...) |
| socketConnection | Functions to Manipulate Connections (Files, URLs, ...) |
| socketSelect | Wait on Socket Connections |
| socketTimeout | Functions to Manipulate Connections (Files, URLs, ...) |
| solve | Solve a System of Equations |
| solve.qr | The QR Decomposition of a Matrix |
| sort | Sorting or Ordering Vectors |
| sort.list | Ordering Permutation |
| sort_by | Sorting Vectors or Data Frames by Other Vectors |
| source | Read R Code from a File, a Connection or Expressions |
| Special | Special Functions of Mathematics |
| split | Divide into Groups and Reassemble |
| split.Date | Date Class |
| split.POSIXct | Date-Time Classes |
| sprintf | Use C-style String Formatting Commands |
| sqrt | Miscellaneous Mathematical Functions |
| sQuote | Quote Text |
| srcfile | References to Source Files and Code |
| srcfile-class | References to Source Files and Code |
| srcfilealias | References to Source Files and Code |
| srcfilealias-class | References to Source Files and Code |
| srcfilecopy | References to Source Files and Code |
| srcfilecopy-class | References to Source Files and Code |
| srcref | References to Source Files and Code |
| srcref-class | References to Source Files and Code |
| stackOverflowError | Stack Overflow Errors |
| StackOverflows | Stack Overflow Errors |
| standardGeneric | Formal Method System - Dispatching S4 Methods |
| startsWith | Does String Start or End With Another String? |
| Startup | Initialization at Start of an R Session |
| stderr | Display Connections |
| stdin | Display Connections |
| stdout | Display Connections |
| stop | Stop Function Execution |
| stopifnot | Ensure the Truth of R Expressions |
| storage.mode | The (Storage) Mode of an Object |
| str.POSIXt | Date-Time Classes |
| str2expression | Parse R Expressions |
| str2lang | Parse R Expressions |
| strftime | Date-time Conversion Functions to and from Character |
| strptime | Date-time Conversion Functions to and from Character |
| strrep | Repeat the Elements of a Character Vector |
| strsplit | Split the Elements of a Character Vector |
| strtoi | Convert Strings to Integers |
| strtrim | Trim Character Strings to Specified Display Widths |
| structure | Attribute Specification |
| strwrap | Wrap Character Strings to Format Paragraphs |
| sub | Pattern Matching and Replacement |
| Subscript | Extract or Replace Parts of an Object |
| subset | Subsetting Vectors, Matrices and Data Frames |
| substitute | Substituting and Quoting Expressions |
| substr | Substrings of a Character Vector |
| substring | Substrings of a Character Vector |
| sum | Sum of Vector Elements |
| Summary | S3 Group Generic Functions |
| summary | Object Summaries |
| summary.connection | Functions to Manipulate Connections (Files, URLs, ...) |
| Summary.Date | Date Class |
| summary.Date | Date Class |
| Summary.difftime | Time Intervals / Differences |
| Summary.factor | Factors |
| Summary.numeric_version | Numeric Versions |
| Summary.ordered | Factors |
| Summary.POSIXct | Date-Time Classes |
| summary.POSIXct | Date-Time Classes |
| Summary.POSIXlt | Date-Time Classes |
| summary.proc_time | Running Time of R |
| summary.srcfile | References to Source Files and Code |
| summary.srcref | References to Source Files and Code |
| summary.table | Cross Tabulation and Table Creation |
| summary.warnings | Print Warning Messages |
| suppressMessages | Diagnostic Messages |
| suppressPackageStartupMessages | Diagnostic Messages |
| suppressWarnings | Warning Messages |
| suspendInterrupts | Condition Handling and Recovery |
| svd | Singular Value Decomposition of a Matrix |
| sweep | Sweep out Array Summaries |
| switch | Select One of a List of Alternatives |
| symbol | Names and Symbols |
| Syntax | Operator Syntax and Precedence |
| Sys.chmod | Manipulation of Directories and File Permissions |
| Sys.Date | Get Current Date and Time |
| Sys.getenv | Get Environment Variables |
| Sys.getlocale | Query or Set Aspects of the Locale |
| Sys.getpid | Get the Process ID of the R Session |
| Sys.glob | Wildcard Expansion on File Paths |
| Sys.info | Extract System and User Information |
| Sys.localeconv | Find Details of the Numerical and Monetary Representations in the Current Locale |
| sys.on.exit | Functions to Access the Function Call Stack |
| sys.parent | Functions to Access the Function Call Stack |
| Sys.readlink | Read File Symbolic Links |
| Sys.setenv | Set or Unset Environment Variables |
| Sys.setFileTime | Set File Time |
| Sys.setLanguage | Translate Text Messages |
| Sys.setlocale | Query or Set Aspects of the Locale |
| Sys.sleep | Suspend Execution for a Time Interval |
| sys.source | Parse and Evaluate Expressions from a File |
| sys.status | Functions to Access the Function Call Stack |
| Sys.time | Get Current Date and Time |
| Sys.timezone | Time Zones |
| Sys.umask | Manipulation of Directories and File Permissions |
| Sys.unsetenv | Set or Unset Environment Variables |
| Sys.which | Find Full Paths to Executables |
| system | Invoke a System Command |
| system.file | Find Names of R System Files |
| system.time | CPU Time Used |
| system2 | Invoke a System Command |
-- T --
| T | Logical Vectors |
| t | Matrix Transpose |
| table | Cross Tabulation and Table Creation |
| tabulate | Tabulation for Vectors |
| Tailcall | 'Tailcall' and 'Exec' |
| tan | Trigonometric Functions |
| tanh | Hyperbolic Functions |
| tanpi | Trigonometric Functions |
| tapply | Apply a Function Over a Ragged Array |
| taskCallbackManager | Create an R-level Task Callback Manager |
| tcrossprod | Matrix Cross-Product |
| tempdir | Create Names for Temporary Files |
| tempfile | Create Names for Temporary Files |
| textConnection | Text Connections |
| textConnectionValue | Text Connections |
| tilde | Tilde Operator |
| tilde expansion | Expand File Paths |
| time interval | Time Intervals / Differences |
| time zone | Time Zones |
| time zones | Time Zones |
| timezone | Time Zones |
| timezones | Time Zones |
| TMPDIR | Environment Variables |
| tolower | Character Translation and Case Folding |
| topenv | Top Level Environment |
| toString | Convert an R Object to a Character String or Test for a String |
| toupper | Character Translation and Case Folding |
| trace | Interactive Tracing and Debugging of Calls to a Function or Method |
| traceback | Get and Print Call Stacks |
| tracemem | Trace Copying of Objects |
| tracingState | Interactive Tracing and Debugging of Calls to a Function or Method |
| transform | Transform an Object, for Example a Data Frame |
| Trig | Trigonometric Functions |
| trigamma | Special Functions of Mathematics |
| trimws | Remove Leading/Trailing Whitespace |
| TRUE | Logical Vectors |
| trunc | Rounding of Numbers |
| trunc.Date | Round / Truncate Date-Time Objects |
| trunc.POSIXt | Round / Truncate Date-Time Objects |
| truncate | Functions to Reposition Connections |
| try | Try an Expression Allowing Error Recovery |
| tryCatch | Condition Handling and Recovery |
| tryInvokeRestart | Condition Handling and Recovery |
| type | The Type of an Object |
| typeof | The Type of an Object |
| TZ | Time Zones |
| TZDIR | Time Zones |
-- U --
| umask | Manipulation of Directories and File Permissions |
| unCfillPOSIXlt | Balancing "Ragged" and Out-of-range POSIXlt Date-Times |
| unclass | Object Classes |
| undebug | Debug a Function |
| Unicode | Convert Integer Vectors to or from UTF-8-encoded Character Vectors |
| union | Set Operations |
| unique | Extract Unique Elements |
| unique.numeric_version | Numeric Versions |
| unique.POSIXlt | Date-Time Classes |
| unique.warnings | Print Warning Messages |
| units | Units |
| units.difftime | Time Intervals / Differences |
| unlink | Delete Files and Directories |
| unlist | Flatten Lists |
| unloadNamespace | Loading and Unloading Name Spaces |
| unlockBinding | Binding and Environment Locking, Active Bindings |
| unname | Remove 'names' or 'dimnames' |
| unserialize | Simple Serialization Interface |
| unsplit | Divide into Groups and Reassemble |
| untrace | Interactive Tracing and Debugging of Calls to a Function or Method |
| untracemem | Trace Copying of Objects |
| unz | Functions to Manipulate Connections (Files, URLs, ...) |
| upper.tri | Lower and Upper Triangular Part of a Matrix |
| url | Functions to Manipulate Connections (Files, URLs, ...) |
| use | Use Packages |
| UseMethod | Class Methods |
| UTF-8 file path | File Paths not in the Native Encoding |
| utf8ToInt | Convert Integer Vectors to or from UTF-8-encoded Character Vectors |
-- V --
| validEnc | Check if a Character Vector is Validly Encoded |
| validUTF8 | Check if a Character Vector is Validly Encoded |
| vapply | Apply a Function over a List or Vector |
| vector | Vectors - Creation, Coercion, etc |
| Vectorize | Vectorize a Scalar Function |
| version | Version Information |
-- W --
| warning | Warning Messages |
| warningCondition | Condition Handling and Recovery |
| warnings | Print Warning Messages |
| weekdays | Extract Parts of a POSIXt or Date Object |
| which | Which indices are TRUE? |
| which.max | Where is the Min() or Max() or first TRUE or FALSE ? |
| which.min | Where is the Min() or Max() or first TRUE or FALSE ? |
| while | Control Flow |
| with | Evaluate an Expression in a Data Environment |
| withAutoprint | Read R Code from a File, a Connection or Expressions |
| withCallingHandlers | Condition Handling and Recovery |
| within | Evaluate an Expression in a Data Environment |
| withRestarts | Condition Handling and Recovery |
| withVisible | Return both a Value and its Visibility |
| write | Write Data to a File |
| write.dcf | Read and Write Data in DCF Format |
| writeBin | Transfer Binary Data To and From Connections |
| writeChar | Transfer Character Strings To and From Connections |
| writeLines | Write Lines to a Connection |
-- X --
| xor | Logical Operators |
| xtfrm | Auxiliary Function for Sorting and Ranking |
| xtfrm.numeric_version | Numeric Versions |
| xzfile | Functions to Manipulate Connections (Files, URLs, ...) |
-- Z --
| zapsmall | Rounding of Numbers: Zapping Small Ones to Zero |
-- misc --
| ! | Logical Operators |
| !.hexmode | Integer Numbers Displayed in Hexadecimal |
| !.octmode | Integer Numbers Displayed in Octal |
| != | Relational Operators |
| " | Quotes |
| $ | Extract or Replace Parts of an Object |
| $.DLLInfo | Get DLLs Loaded in Current Session |
| $.package_version | Numeric Versions |
| $<- | Extract or Replace Parts of an Object |
| $<-.data.frame | Extract or Replace Parts of a Data Frame |
| $<-.POSIXlt | Date-Time Classes |
| %% | Arithmetic Operators |
| %*% | Matrix Multiplication |
| %/% | Arithmetic Operators |
| %in% | Value Matching |
| %o% | Outer Product of Arrays |
| %x% | Kronecker Products on Arrays |
| %||% | Control Flow |
| & | Logical Operators |
| && | Logical Operators |
| &.hexmode | Integer Numbers Displayed in Hexadecimal |
| &.octmode | Integer Numbers Displayed in Octal |
| ' | Quotes |
| ( | Parentheses and Braces |
| * | Arithmetic Operators |
| ** | Arithmetic Operators |
| *.difftime | Time Intervals / Differences |
| + | Arithmetic Operators |
| +.Date | Operators on the Date Class |
| +.POSIXt | Date-Time Classes |
| - | Arithmetic Operators |
| -.Date | Operators on the Date Class |
| -.POSIXt | Date-Time Classes |
| -> | Assignment Operators |
| ->> | Assignment Operators |
| ... | ..., '..1', etc used in Functions |
| ...elt | ..., '..1', etc used in Functions |
| ...length | ..., '..1', etc used in Functions |
| ...names | ..., '..1', etc used in Functions |
| ..1 | ..., '..1', etc used in Functions |
| ..2 | ..., '..1', etc used in Functions |
| ..deparseOpts | Options for Expression Deparsing |
| .Autoloaded | On-demand Loading of Packages |
| .AutoloadEnv | On-demand Loading of Packages |
| .BaseNamespaceEnv | Environment Access |
| .bincode | Bin a Numeric Vector |
| .C | Foreign Function Interface |
| .Call | Modern Interfaces to C/C++ code |
| .Class | Class Methods |
| .class2 | Object Classes |
| .col | Column Indexes |
| .colMeans | Form Row and Column Sums and Means |
| .colSums | Form Row and Column Sums and Means |
| .conflicts.OK | Attach Set of R Objects to Search Path |
| .Defunct | Marking Objects as Defunct |
| .deparseOpts | Options for Expression Deparsing |
| .Deprecated | Marking Objects as Deprecated |
| .Device | Lists of Open/Active Graphics Devices |
| .Devices | Lists of Open/Active Graphics Devices |
| .doTrace | Interactive Tracing and Debugging of Calls to a Function or Method |
| .dynLibs | Loading DLLs from Packages |
| .External | Modern Interfaces to C/C++ code |
| .First | Initialization at Start of an R Session |
| .First.sys | Initialization at Start of an R Session |
| .format.zeros | Formatting Using C-style Formats |
| .Fortran | Foreign Function Interface |
| .Generic | Class Methods |
| .GlobalEnv | Environment Access |
| .Group | S3 Group Generic Functions |
| .handleSimpleError | Condition Handling and Recovery |
| .Internal | Call an Internal Function |
| .internalGenerics | Internal Generic Functions |
| .isOpen | References to Source Files and Code |
| .kappa_tri | Compute or Estimate the Condition Number of a Matrix |
| .Last | Terminate an R Session |
| .Last.lib | Hooks for Namespace Events |
| .Last.sys | Terminate an R Session |
| .Last.value | Value of Last Evaluated Expression |
| .LC.categories | Query or Set Aspects of the Locale |
| .leap.seconds | Date-Time Classes |
| .libPaths | Search Paths for Packages |
| .Library | Search Paths for Packages |
| .Library.site | Search Paths for Packages |
| .Machine | Numerical Characteristics of the Machine |
| .makeMessage | Diagnostic Messages |
| .mapply | Apply a Function to Multiple List or Vector Arguments |
| .Method | Class Methods |
| .noGenerics | Loading/Attaching and Listing of Packages |
| .NotYetImplemented | Not Yet Implemented Functions and Unused Arguments |
| .NotYetUsed | Not Yet Implemented Functions and Unused Arguments |
| .onAttach | Hooks for Namespace Events |
| .onDetach | Hooks for Namespace Events |
| .onLoad | Hooks for Namespace Events |
| .onUnload | Hooks for Namespace Events |
| .Options | Options Settings |
| .OptRequireMethods | Initialization at Start of an R Session |
| .packages | Listing of Packages |
| .Platform | Platform Specific Variables |
| .pretty | Pretty Breakpoints |
| .Primitive | Look Up a Primitive Function |
| .Random.seed | Random Number Generation |
| .rangeNum | Range of Values |
| .Renviron | Initialization at Start of an R Session |
| .row | Row Indexes |
| .rowMeans | Form Row and Column Sums and Means |
| .rowSums | Form Row and Column Sums and Means |
| .Rprofile | Initialization at Start of an R Session |
| .S3method | Register S3 Methods |
| .S3PrimitiveGenerics | Internal Generic Functions |
| .signalSimpleWarning | Condition Handling and Recovery |
| .standard_regexps | Miscellaneous Internal/Programming Utilities |
| .sys.timezone | Time Zones |
| .Traceback | Get and Print Call Stacks |
| .traceback | Get and Print Call Stacks |
| .tryResumeInterrupt | Condition Handling and Recovery |
| .unlist | Flatten Lists |
| .userHooksEnv | Functions to Get and Set Hooks for Load, Attach, Detach and Unload |
| .valid.factor | Factors |
| / | Arithmetic Operators |
| /.difftime | Time Intervals / Differences |
| 0x1 | Numeric Constants |
| 1i | Numeric Constants |
| 1L | Numeric Constants |
| : | Colon Operator |
| :: | Double Colon and Triple Colon Operators |
| ::: | Double Colon and Triple Colon Operators |
| < | Relational Operators |
| <- | Assignment Operators |
| <<- | Assignment Operators |
| <= | Relational Operators |
| = | Assignment Operators |
| == | Relational Operators |
| > | Relational Operators |
| >= | Relational Operators |
| @ | Extract or Replace a Slot or Property |
| @<- | Extract or Replace a Slot or Property |
| [ | Extract or Replace Parts of an Object |
| [.AsIs | Inhibit Interpretation/Conversion of Objects |
| [.data.frame | Extract or Replace Parts of a Data Frame |
| [.Date | Date Class |
| [.difftime | Time Intervals / Differences |
| [.Dlist | Extract or Replace Parts of an Object |
| [.DLLInfoList | Get DLLs Loaded in Current Session |
| [.factor | Extract or Replace Parts of a Factor |
| [.hexmode | Integer Numbers Displayed in Hexadecimal |
| [.listof | Extract or Replace Parts of an Object |
| [.noquote | Class for 'no quote' Printing of Character Strings |
| [.numeric_version | Numeric Versions |
| [.octmode | Integer Numbers Displayed in Octal |
| [.POSIXct | Date-Time Classes |
| [.POSIXlt | Date-Time Classes |
| [.simple.list | Extract or Replace Parts of an Object |
| [.table | Cross Tabulation and Table Creation |
| [.warnings | Print Warning Messages |
| [<- | Extract or Replace Parts of an Object |
| [<-.data.frame | Extract or Replace Parts of a Data Frame |
| [<-.Date | Date Class |
| [<-.difftime | Time Intervals / Differences |
| [<-.factor | Extract or Replace Parts of a Factor |
| [<-.numeric_version | Numeric Versions |
| [<-.POSIXct | Date-Time Classes |
| [<-.POSIXlt | Date-Time Classes |
| [[ | Extract or Replace Parts of an Object |
| [[.data.frame | Extract or Replace Parts of a Data Frame |
| [[.Date | Date Class |
| [[.factor | Extract or Replace Parts of a Factor |
| [[.numeric_version | Numeric Versions |
| [[.POSIXct | Date-Time Classes |
| [[.POSIXlt | Date-Time Classes |
| ^ | Arithmetic Operators |
| ` | Quotes |
| { | Parentheses and Braces |
| | | Logical Operators |
| |.hexmode | Integer Numbers Displayed in Hexadecimal |
| |.octmode | Integer Numbers Displayed in Octal |
| |> | Forward Pipe Operator |
| || | Logical Operators |
| ~ | Tilde Operator |