* @param string $sep
* @param string|PPNode_DOM|DOMNode ...$args
* @return array
+ * @suppress PhanParamSignatureMismatch
*/
public function virtualImplode( $sep, ...$args ) {
$out = [];
* @param string $end
* @param string|PPNode_DOM|DOMNode ...$args
* @return array
+ * @suppress PhanParamSignatureMismatch
*/
public function virtualBracketedImplode( $start, $sep, $end, ...$args ) {
$out = [ $start ];