original_string: public function pop()
      {
          if (empty($this->_configStack)) {
              return;
          }
          list($this->_config, $this->_compiled) = array_pop($this->_configStack);
      }
code: public function pop()
      {
          if (empty($this->_configStack)) {
              return;
          }
          list($this->_config, $this->_compiled) = array_pop($this->_configStack);
      }
code_tokens: public function pop ( ) { if ( empty ( $ this -> _configStack ) ) { return ; } list ( $ this -> _config , $ this -> _compiled ) = array_pop ( $ this -> _configStack ) ; }
docstring: Restore the most recently pushed set of templates.
  
  @return void
docstring_tokens: Restore the most recently pushed set of templates .