original_string: public function hasFile()
      {
          foreach ($this->fields() as $field) {
              if ($field instanceof Field\File) {
                  return true;
              }
          }
  
          return false;
      }
code: public function hasFile()
      {
          foreach ($this->fields() as $field) {
              if ($field instanceof Field\File) {
                  return true;
              }
          }
  
          return false;
      }
code_tokens: public function hasFile ( ) { foreach ( $ this -> fields ( ) as $ field ) { if ( $ field instanceof Field \ File ) { return true ; } } return false ; }
docstring: Determine if form fields has files.
  
  @return bool
docstring_tokens: Determine if form fields has files .