SolrQuery::__construct Constructor &reftitle.description; public SolrQuery::__construct stringq Constructor. &reftitle.parameters; q Optional search query &reftitle.returnvalues; None &reftitle.errors; Emits SolrIllegalArgumentException in case of an invalid parameter was passed. &reftitle.changelog; &Version; &Description; 2.0.0 If q was invalid, then a SolrIllegalArgumentException is now thrown. Previously an error was emitted.