Question

hi i have a text field in my HTML form . i want to add jquery validation to add only non alphabetic characters to that field .

i want

1233$%{} is valid 

but 1233$%{}wewe is invalid

i want to return false only when alphabetic character occurs .

currently i have this but not working

 jQuery.validator.addMethod("alpha", function(value, element) {
return this.optional(element) || value != value.match(/^[a-zA-Z]+$/);
},"Only Non Alphabatic Characters Allowed.");

this sript works well if my entered string is contained with all alphabetic characters .

string "eeeeeeeeeeeeee" returns false . but "eeeeeeeeeee1111" returns true 🙁

please help .

i am using

http://bassistance.de/jquery-plugins/jquery-plugin-validation/

Answer 1

you just want !value.match and you also don’t want ^ or $ since those match the beginning and end of the line.

jQuery.validator.addMethod("alpha", function(value, element) {
  return this.optional(element) || !value.match(/[a-zA-Z]+/);
},"Only Non Alphabatic Characters Allowed.");