[R] Hyper-elegant code to get a text file, transpose it, and write it
Uwe Ligges
ligges at statistik.tu-dortmund.de
Thu Jun 5 13:57:53 CEST 2008
Alberto Monteiro wrote:
> Of course this is a trivial task:
>
> text.in <- readLines(file.in)
> matrix.in <- strsplit(text.in, "[ \t]+")
You probably want
write.table(t(read.table(file.in)), file = file.out, row.names = FALSE,
col.names = FALSE)
Uwe Ligges
> # matrix.out <- transpose matrix.in
> # loop over the lines of matrix.out creating text.out
> writeLines(text.out, file.out)
>
> What is the _most elegant_ way to write the transposition of
> matrix.in (that is _not_ a matrix) and the pasting of the
> lines of matrix.out?
>
> Alberto Monteiro
>
> PS: this is not a homework, this is evangelism to a Visual Basic
> programmer :-)
>
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