I have the following ValidationExpression. I want the user to be able to use any keyboard character ( or printable character)
How would I add the double quotation " to this list. When I try it says that I have a mismatch of my quotation or that my tag is not well formed.
Current expression is
ValidationExpression="^[A-Za-z0-9~!@#$%^&*()_+`\-={}\[\]:;'<>,./?']{0,10}$">
Error Expression was (added here ")Go to the complete details ...