public function removeEmptyTags($data) { return preg_replace('/<([^<\\/>]*)>([\\s]*?|(?R))<\\/\\1>/imsU', '', $data); }
/** * Called after XML parsing. */ public function postFilter() { $this->output = $this->tag->removeEmptyTags($this->output); $this->output = $this->filterRules($this->output); $this->output = $this->tag->removeMultipleBreakTags($this->output); $this->output = trim($this->output); }