[R] beginner questions: objects and scripts

[Douglas Bates]

Terry Mu wrote:

>hi,
>
>I got some questions on using R,
>
>1. How do I check and edit definition of an object?
>
>for example,
>
>  
>
>>x <- 1:100
>>    
>>
>
>then after a while I want to check how x is defined.
>
>list(x) or whatever functions I know only list its
>content, but I want to see its definition, without
>scrolling up and down, and edit it like "fixing" a
>function.
>
>  
>
str(x)

gives a concise description of the structure of x

>2. How to save my work in current session as a nice
>script?
>
>again, I want to save objects as they are defined, not
>numbers, other than copy / paste. I tried dump(), etc.
>In another word, how do you work with R?
>  
>
Many people use the ESS (Emacs Speaks Statistics) package for Emacs or 
XEmacs for this.  Although starting with Emacs or XEmacs is not simple, 
John Fox and others have written introductory guides for Windows users.