original_string: public function isAbsolute()
      {
          $filepath = $this->getPathname();
          if (isset($filepath[0]) && $filepath[0] == self::PATH_SEPARATOR) {
              return true;
          }
          return false;
      }
code: public function isAbsolute()
      {
          $filepath = $this->getPathname();
          if (isset($filepath[0]) && $filepath[0] == self::PATH_SEPARATOR) {
              return true;
          }
          return false;
      }
code_tokens: public function isAbsolute ( ) { $ filepath = $ this -> getPathname ( ) ; if ( isset ( $ filepath [ 0 ] ) && $ filepath [ 0 ] == self :: PATH_SEPARATOR ) { return true ; } return false ; }
docstring: return if file path is absolute
  
  @return      bool
docstring_tokens: return if file path is absolute