- libxml_clear_errors – It clears the libxml error buffer
 - libxml_disable_entity_loader – It disable the ability to load external entities
 - libxml_get_errors – It returns array of errors
 - libxml_get_last_error – It returns last error from libxml
 - libxml_set_external_entity_loader – It changes the default external entity loader
 - libxml_set_streams_context – It set the streams context for the next libxml document load or write
 - libxml_use_internal_errors – It disable libxml errors and allow user to fetch error information as needed