dom_entity_system_id_read 102 ext/dom/dom_properties.h int dom_entity_system_id_read(dom_object *obj, zval **retval TSRMLS_DC); dom_entity_system_id_read 777 ext/dom/php_dom.c dom_register_prop_handler(&dom_entity_prop_handlers, "systemId", dom_entity_system_id_read, NULL TSRMLS_CC);