protected function __update()
	{
		/** Rebase array indices */
		parent::__update();

		if ( $this->count() && $this->attribute instanceof DOMAttr ) {
			$this->attribute->value = (string) $this;
		}
	}
protected function __update()
	{
		/** Rebase array indices */
		parent::__update();

		if ( $this->count() && $this->attribute instanceof DOMAttr ) {
			$this->attribute->value = (string) $this;
		}
	}
protected function __update ( ) { /** Rebase array indices */ parent :: __update ( ) ; if ( $ this -> count ( ) && $ this -> attribute instanceof DOMAttr ) { $ this -> attribute -> value = ( string ) $ this ; } }
Updates the HTML attribute that DOMTokenList represents

Will only update the value if self::$attribute is a DOMAttr.
Updates the HTML attribute that DOMTokenList represents