[R] replace text at certain positions in a file

[Uwe Ligges]

I'd just import the positions I like using

read.fwf()

or otherwise you can replace strings at certain positions, see ?substr

Uwe Ligges


On 28.10.2010 11:26, RINNER Heinrich wrote:
> Hello,
>
> I am working with R version 2.10.1 under windows.
> In a text file, I need to replace all characters at certain column positions with blanks.
> For example, say the file contains two lines and looks like this:
>
> ab34cd78e
> fg3 hi78j
>
> I'd like to replace everything at positions 3-4 and 7-8 with blanks, so the output should be:
>
> ab  cd  e
> fg  hi  j
>
> [I'm not sure if this is really an R question(?), solutions outside of R - maybe via shell() or so - are welcome!]
>
> Thanks,
> Heinrich.
>
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