Maybe:
sapply(lapply(dir(pattern="data"), read.table), '[[', 4)
On Wed, Jul 23, 2008 at 5:21 AM, Daren Tan <daren76 at hotmail.com>
wrote:>
> Better approach than this brute force ?
>
> mm <- NULL
> for (i in dir(pattern="data")) { m <- readTable(i); mm <-
cbind(mm, m[,4]) }
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--
Henrique Dallazuanna
Curitiba-Paran?-Brasil
25? 25' 40" S 49? 16' 22" O