original_string: public function block($file, $data = [])
      {
          $block              = clone($this);
          $block->layout_file = null;
          return $block->doRender($file, $data);
      }
code: public function block($file, $data = [])
      {
          $block              = clone($this);
          $block->layout_file = null;
          return $block->doRender($file, $data);
      }
code_tokens: public function block ( $ file , $ data = [ ] ) { $ block = clone ( $ this ) ; $ block -> layout_file = null ; return $ block -> doRender ( $ file , $ data ) ; }
docstring: render a block, without default layout.
  
  @param string $file
  @param array  $data
  @return string
docstring_tokens: render a block without default layout .