[R] Data replacement

Dear all, I have a question and need your help. I have a dataset that looks like this: data idcode1code2 1 114 2 123 3 244 4 315 5 324 6 4

Re: [R] Data replacement

Lisa wrote: I have a dataset that looks like this: data idcode1code2 1 114 2 123 3 244 .. I want to change some numbers in the columns of “code1” and “code2” based on “indx” as below

Re: [R] Data replacement

Thank you for your kind help. Your R script works well. Lisa Dieter Menne wrote: Lisa wrote: I have a dataset that looks like this: data idcode1code2 1 114 2 123 3 244 .. I want