How to find whether a string contains any of the special characters?

Question

I want to find whether a string contains any of the special characters like !,@,#,$,%,^,&,*,(,)....etc.

How can I do that without looping thorugh all the charact

Answer 1

Also...

foreach (char character in "some*!@#@!#string")
        {
            if(!Char.IsLetterOrDigit(character))
            {
                //It is a special character.
            }
        }