$(document).ready(function() {            var $password = $('#pass');            var $strength = $('#passstrength');        // Password strength check        $password.keyup(function(e) {          var strongRegex = new RegExp("^(?=.{8,})(?=.*[A-Z])(?=.*[a-z])(?=.*[0-9])(?=.*\\W).*$", "g");          var mediumRegex = new RegExp("^(?=.{7,})(((?=.*[A-Z])(?=.*[a-z]))|((?=.*[A-Z])(?=.*[0-9]))|((?=.*[a-z])(?=.*[0-9]))).*$", "g");          var enoughRegex = new RegExp("(?=.{6,}).*", "g");          if (!enoughRegex.test($password.val())) {            $strength.html('More Characters');          } else if (strongRegex.test($password.val())) {            $strength.className = 'ok';            $strength.html('Strong!');          } else if (mediumRegex.test($password.val())) {            $strength.className = 'alert';            $strength.html('Medium!');          } else {            $strength.className = 'error';            $strength.html('Weak!');          }        });      });        
     
      
      
        
       
Password Strength Checker