I am trying to validate a password by using a regex.
* Must be between 6 to 16 characters long
* Must contain atleast 1 uppercase letter
* Must contain atleast 1 lowercase letter
* Must contain atleast 1 numeric "digit"
So far so good ...* I am stuck here! Can optionally have any number of special characters listed belowCode:(?!^[0-9]*$)(?!^[a-zA-Z]*$)^([a-zA-Z0-9]{6,16})$Any help would be greatly appreciated.Code:! @ $ - _ .
Cheers