public function remove() {
		$p = $this->getParent();
		if (null == $p) {
			throw new LogicException();
		}
		$p->removeChildAt( $this->getChildIndex() );
		return $this;
	}
public function remove() {
		$p = $this->getParent();
		if (null == $p) {
			throw new LogicException();
		}
		$p->removeChildAt( $this->getChildIndex() );
		return $this;
	}
public function remove ( ) { $ p = $ this -> getParent ( ) ; if ( null == $ p ) { throw new LogicException ( ) ; } $ p -> removeChildAt ( $ this -> getChildIndex ( ) ) ; return $ this ; }
Remove this node from its parent.
@throws LogicException
@return self
Remove this node from its parent .