Re: [R] modifying factors in a data frame

2010-08-18 Thread Abhishek Pratap
sday, 19 August 2010 5:41 p.m. > > To: r-help@r-project.org > > Subject: [R] modifying factors in a data frame > > > > Hi All > > > > I have a data frame in which on the columns is a factor with following > > levels > > > > Levels: M006 M0114 M03

Re: [R] modifying factors in a data frame

2010-08-18 Thread Peter Alspach
lp-boun...@r- > project.org] On Behalf Of Abhishek Pratap > Sent: Thursday, 19 August 2010 5:41 p.m. > To: r-help@r-project.org > Subject: [R] modifying factors in a data frame > > Hi All > > I have a data frame in which on the columns is a factor with following > lev

[R] modifying factors in a data frame

2010-08-18 Thread Abhishek Pratap
Hi All I have a data frame in which on the columns is a factor with following levels Levels: M006 M0114 M0379 M0432 M0823 M1012 M1096 M1107 SW393 SW708 I want to change all the M006 to "1", M0114 to "2" and so on. What I am trying is not working. data1$sample[data1$sample =='M006'] <- "1" Warn