[R] Reading word by word in a dataset

[Uwe Ligges]

Liaw, Andy wrote:

> Using R-2.0.0 on WinXPPro, cut-and-pasting the data you have:
> 
> 
>>read.table("clipboard", colClasses=c("character", "NULL", "NULL"))
> 
>              V1
> 1      i1-apple
> 2     i2-banana
> 3 i3-strawberry


... and if only the words after "-" are of interest, the statement can 
be followed by

  sapply(strsplit(...., "-"), "[", 2)


Uwe Ligges



> HTH,
> Andy
> 
> 
>>From: j lee
>>
>>Hello All,
>>
>>I'd like to read first words in lines into a new file.
>>If I have a data file the following, how can I get the
>>first words: apple, banana, strawberry?
>>
>>i1-apple        10$   New_York
>>i2-banana       5$    London
>>i3-strawberry   7$    Japan
>>
>>Is there any similar question already posted to the
>>list? I am a bit new to R, having a few months of
>>experience now.
>>
>>Cheers,
>>
>>John
>>
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>>
> 
> 
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