Use single outer quotes so that the inner double quotes are not
interpreted as the end of the string.
cmd <- 'cmd /c "...whatever..." '
system(cmd, intern = TRUE)
On 9/25/06, Boks, M.P.M. <[EMAIL PROTECTED]> wrote:
> Dear R users,
>
> This command works (calling a programm -called whap- with file specifiers
> etc.):
>
> >system('cmd /c "c:\\pheno\\whap --file c:\\pheno\\smri --alt 1 --perm 500"',
> >intern=TRUE)
>
> Now I need to call it from a loop to replace the "1" by different number,
> however I get lost using the quotes:
>
> I tried numerous versions of:
>
> >i<-1
> >system(paste(c("'cmd /c "c:\\pheno\\whap --file c:\\pheno\\smri --alt", i, "
> >--perm 500"'", sep="" )), intern=TRUE)
>
> However no luck! I would be gratefull for any help.
>
> Thanks,
>
> Marco
>
> ______________________________________________
> [email protected] mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>
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PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.
