original_string: protected function is_only_numbers() {
          $args = func_get_args();
          foreach ($args as $arg) {
              if (0 === preg_match('!^[0-9]+$!', $arg)) {
                  return false;
              }
          }
          return true;
      }
code: protected function is_only_numbers() {
          $args = func_get_args();
          foreach ($args as $arg) {
              if (0 === preg_match('!^[0-9]+$!', $arg)) {
                  return false;
              }
          }
          return true;
      }
code_tokens: protected function is_only_numbers ( ) { $ args = func_get_args ( ) ; foreach ( $ args as $ arg ) { if ( 0 === preg_match ( '!^[0-9]+$!' , $ arg ) ) { return false ; } } return true ; }
docstring: Test if all passed parameters consist of only numbers.
  
  @return bool True if only numbers
docstring_tokens: Test if all passed parameters consist of only numbers .