original_string: public static function init($id, $label = 'Index'){
  		if( !isset(self::$instances[$id]) ){
  			self::$instances[$id] = new Toc($label, '', true);
  		}
  		return self::$instances[$id];
  	}
code: public static function init($id, $label = 'Index'){
  		if( !isset(self::$instances[$id]) ){
  			self::$instances[$id] = new Toc($label, '', true);
  		}
  		return self::$instances[$id];
  	}
code_tokens: public static function init ( $ id , $ label = 'Index' ) { if ( ! isset ( self :: $ instances [ $ id ] ) ) { self :: $ instances [ $ id ] = new Toc ( $ label , '' , true ) ; } return self :: $ instances [ $ id ] ; }
docstring: Initialize toc element
  
  @param string $id
  @param string $label
  
  @return mixed
docstring_tokens: Initialize toc element