Regex for A-Z, 0-9 and limited to 0-32 characters
Pattern:
/^[a-zA-Z0-9]{0,32}$/
Usage
if (preg_match('/^[a-zA-Z0-9]{0,32}$/', $mystring)) { return true; }
Regex for A-Z, 0-9 and limited to 0-32 characters
Pattern:
/^[a-zA-Z0-9]{0,32}$/
Usage
if (preg_match('/^[a-zA-Z0-9]{0,32}$/', $mystring)) { return true; }