search for: alphapets

Hello all, I cannot seem to figure out this seemingly simple procedure. I want to sort a data frame by a specified character vector. So for : df.. <- data.frame(Season=rep(c("Summer","Fall","Winter","Spring"),4),Obs= runif(length(rep(c("Summer","Fall","Winter","Spring"),4)))) I want to sort the data frame

hi i need to validate user input for my designation field . that field should accept(alphapets,numbers,-,&) example => System support - Trainee could u people help me with the reqular expression. Thanks for any helps -- Posted via http://www.ruby-forum.com/.