original_string: public static function getCheck($checkType)
      {
          $strReturn = "";
  
          if (array_key_exists($checkType, self::$checks)) {
              $strReturn = self::$checks[$checkType];
          }
  
          return $strReturn;
      }
code: public static function getCheck($checkType)
      {
          $strReturn = "";
  
          if (array_key_exists($checkType, self::$checks)) {
              $strReturn = self::$checks[$checkType];
          }
  
          return $strReturn;
      }
code_tokens: public static function getCheck ( $ checkType ) { $ strReturn = "" ; if ( array_key_exists ( $ checkType , self :: $ checks ) ) { $ strReturn = self :: $ checks [ $ checkType ] ; } return $ strReturn ; }
docstring: Get the regular expression that is used by the given field type
  @param integer $checkType Field type
  @return string The matching regular expression
docstring_tokens: Get the regular expression that is used by the given field type