The following code might work: a[a==1] <- b[a==1]
But it depends on what a and b are exactly (vector, matrix, list, data.frame). Tal ----------------Contact Details:------------------------------------------------------- Contact me: tal.gal...@gmail.com | 972-52-7275845 Read me: www.talgalili.com (Hebrew) | www.biostatistics.co.il (Hebrew) | www.r-statistics.com (English) ---------------------------------------------------------------------------------------------- On Sun, May 2, 2010 at 2:01 PM, burgundy <saub...@yahoo.com> wrote: > > Hi, > > I'm trying to replace all values equal to 1 in one file (a) with the value > in the corresponding column in a separate file (b). Example below. > Any help (and brief notes if poss) much appreciated. Thanks!! > > file a: > 0,0,1,1,0 > 1,0,0,0,1 > 0,0,0,0,0 > 1,0,1,1,0 > > file b: > 3,4,6,8,11 > > output request: > 0,0,6,8,0 > 3,0,0,0,11 > 0,0,0,0,0 > 3,0,6,8,0 > > > > -- > View this message in context: > http://r.789695.n4.nabble.com/Replace-query-tp2122706p2122706.html > Sent from the R help mailing list archive at Nabble.com. > > ______________________________________________ > R-help@r-project.org 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. > [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org 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.
