Re: [R] Data Frame Operation: Replace values based on contraints

Hi, Try: datNew <- read.table(text=as.character(mydata$NATIONALITY),sep="_")  mydata2 <- within(mydata,{NATIONALITY <- as.character(datNew[,1]);YEAR <- datNew[,2]})  head(mydata2) # PROVINCE  AGE5 ZONA91OK NATIONALITY FREQUENCY YEAR #1   1 10-14  101   SPAIN   600 1998 #

Re: [R] Data Frame Operation: Replace values based on contraints

Hi, Try: datNew <- read.table(text=as.character(mydata$NATIONALITY),sep="_")  mydata2 <- within(mydata,{NATIONALITY <- as.character(datNew[,1]);YEAR <- datNew[,2]})  head(mydata2) # PROVINCE  AGE5 ZONA91OK NATIONALITY FREQUENCY YEAR #1   1 10-14  101   SPAIN   600 1998 #501