[R] merge

Gabor Grothendieck ggrothendieck at gmail.com
Sat Jul 9 02:10:33 CEST 2005

trim in package gdata will trim spaces off the beginning and end.

On 7/8/05, Ling Jin <ljin at lbl.gov> wrote:
> Hi all,
> I have two data frames to merge by a column containing the site names
> (as characters). However, somehow, one of the site names of one data
> frame have fixed length, say 8, so the names sometimes have spaces at
> the end. For example, the site name is "ST", but in one data frame, it
> is "ST        ". Therefore, the merge function won't recognize that "ST"
> and "ST       " are the same, so won't merge accordingly.
> Is there a easy way to deal with it? Or I should do something during
> data import? (BTW, I imported the data using read.csv)
> Thanks!
> Ling
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