code: function isLength(validationItem) {
      switch (validationItem.params.length) {
  
        case 1:
          return 'Please enter a value with at least ' + validationItem.params[0] + ' character' + (validationItem.params[0] != 1 ? 's' : '');
          break;
  
        case 2:
          return 'Please enter a value between ' + validationItem.params[0] + ' and ' + validationItem.params[1] + ' characters long';
          break;
  
        default:
          return errorMessages['default'];
          break;
  
      }
  
      return errorMessage;
    }
docs: /*
  Min and Max string left message