PHP-函数 libxml
libxml_clear_errors — Clear libxml error buffer
libxml_disable_entity_loader — Disable the ability to load external entities
libxml_get_errors — Retrieve array of errors
libxml_get_last_error — Retrieve last error from libxml
libxml_set_external_entity_loader — Changes the default external entity loader
libxml_set_streams_context — Set the streams context for the next libxml document load or write
libxml_use_internal_errors — Disable libxml errors and allow user to fetch error information as needed