Regex to allow A-Z, - and '

Question

I am trying to get this Regex to work to validate a Name field to only allow A-Z, \' and -.

So far I am using this which is working fine apart from it wont allow an

Answer 1

Your regexp should look like this:

preg_match("/^[A-Z\'-]+$/",$firstname);

maches: AB A-B AB-'

does not match: Ab a-B AB#