$children = array();
for ( $child = $this->firstChild; $child; $child = $child->nextSibling ) {
if ( isset( $child->name ) && $child->name === $name ) {
$children = array();
for ( $child = $this->firstChild; $child; $child = $child->nextSibling ) {
if ( isset( $child->name ) && $child->name === $name ) {