[R] screen wrapping

[Chuck Cleland]

Robert Citek wrote:
> On May 4, 2006, at 12:23 PM, Chuck Cleland wrote:
>> ?options
>>
>> see the width argument.
> 
> Perfect.  That makes formating output for the list more pleasant, too:
> 
>  > getOption("width")
> [1] 80
> 
>  > c(1:100)
>   [1]   1   2   3   4   5   6   7   8   9  10  11  12  13  14  15   
> 16  17  18
> [19]  19  20  21  22  23  24  25  26  27  28  29  30  31  32  33  34   
> 35  36
> [37]  37  38  39  40  41  42  43  44  45  46  47  48  49  50  51  52   
> 53  54
> [55]  55  56  57  58  59  60  61  62  63  64  65  66  67  68  69  70   
> 71  72
> [73]  73  74  75  76  77  78  79  80  81  82  83  84  85  86  87  88   
> 89  90
> [91]  91  92  93  94  95  96  97  98  99 100
> 
>  > options("width" = 60)
> 
>  > getOption("width")
> [1] 60
> 
>  > c(1:100)
>    [1]   1   2   3   4   5   6   7   8   9  10  11  12  13
> [14]  14  15  16  17  18  19  20  21  22  23  24  25  26
> [27]  27  28  29  30  31  32  33  34  35  36  37  38  39
> [40]  40  41  42  43  44  45  46  47  48  49  50  51  52
> [53]  53  54  55  56  57  58  59  60  61  62  63  64  65
> [66]  66  67  68  69  70  71  72  73  74  75  76  77  78
> [79]  79  80  81  82  83  84  85  86  87  88  89  90  91
> [92]  92  93  94  95  96  97  98  99 100
> 
> Here's a way to nicely display the options (modified from the help):
> 
> str(options())
> 
> Thanks, Chuck.  BTW, how did you know about options()?  I couldn't  
> find any mention that width would be part of options() in the FAQ or  
> manual.  A help.search("width") didn't bring up options(), either.

   It's mentioned in several places in An Introduction to R and there is 
a section on it in The New S Language (3.4.6).

> FWIW ...
> 
> $ uname -sorv ; rpm -q R ; R --version
> Linux 2.6.11-1.1369_FC4smp #1 SMP Thu Jun 2 23:08:39 EDT 2005 GNU/Linux
> R-2.3.0-2.fc4
> R version 2.3.0 (2006-04-24)
> Copyright (C) 2006 R Development Core Team
> 
> Regards,
> - Robert
> http://www.cwelug.org/downloads
> Help others get OpenSource software.  Distribute FLOSS
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> 
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> 

-- 
Chuck Cleland, Ph.D.
NDRI, Inc.
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