df.1 <- data.frame("Name" = c("Jill","Jack","John")) df.2 <- data.frame("Age" = c(42,16,63)) df.comb <- cbind(df.1,df.2)
df$x <- paste(df$n,df$s) df # n s b x # 1 2 aa TRUE 2 aa # 2 3 bb FALSE 3 bb # 3 5 cc TRUE 5 cc