Question

The field name can have a maximum of 15 characters and only alphanumeric characters and hyphens are allowed. Using only numeric values in the field is not allowed.
How can I write a regular expression all above Should work.
, Is it possible in a if else ladder. without regular expression how can I achieve this validation?

Answer 1

This expression should match 1 to 15 alphanumeric characters and not match only numeric values.

^(?=.*[a-zA-Z\-])[a-zA-Z0-9\-]{1,15}$

You can learn more about “advanced” regular expressions in the link below.

http://www.regular-expressions.info/refadv.html