original_string: public function offsetSet($index, $newval)
      {
          if ($index === null) {
              $this[] = $newval;
          } else {
              parent::offsetSet($index, $newval);
          }
      }
code: public function offsetSet($index, $newval)
      {
          if ($index === null) {
              $this[] = $newval;
          } else {
              parent::offsetSet($index, $newval);
          }
      }
code_tokens: public function offsetSet ( $ index , $ newval ) { if ( $ index === null ) { $ this [ ] = $ newval ; } else { parent :: offsetSet ( $ index , $ newval ) ; } }
docstring: Set local variables, will be available only in this instance
  
  @param string|int|null $index
  @param mixed $newval
  
  @return void
docstring_tokens: Set local variables will be available only in this instance