Re: [R] how to REPLACE VALUES in a dataframe

indx <- match(u$nam, v$enter, nomatch = 0) u$coe[indx != 0] <- v$coeff[indx] Sent from my iPad On Feb 5, 2012, at 15:45, Valerie Moore wrote: > Hi, > > I have two data frames (u and v). > >> u > coe nam > 1 0 Time > 2 0Poten > 3 0 AdvExp > 4 0Share > 5 0 Chang

[R] how to REPLACE VALUES in a dataframe

Hi, I have two data frames (u and v). > u   coe nam 1   0 Time 2   0    Poten 3   0   AdvExp 4   0    Share 5   0   Change 6   0 Accounts 7   0 Work 8   0   Rating > v   coeff    enter 1 0.7272727 Accounts 2 0.322 Time 3 0.0500123    Poten I want to update the values