original_string: public function chmod($path, $mod = 0777)
      {
          if ($this->adapter instanceof Local) {
              return chmod($path, $mod);
          }
  
          return false;
      }
code: public function chmod($path, $mod = 0777)
      {
          if ($this->adapter instanceof Local) {
              return chmod($path, $mod);
          }
  
          return false;
      }
code_tokens: public function chmod ( $ path , $ mod = 0777 ) { if ( $ this -> adapter instanceof Local ) { return chmod ( $ path , $ mod ) ; } return false ; }
docstring: set the chmod to the file
  
  @param string $path
  @param int $mod
  @return bool
docstring_tokens: set the chmod to the file