xml_set_default_handler Set up default handler boolxml_set_default_handler resourceparser callbackhandler Sets the default handler function for the XML parser parser. handler is a string containing the name of a function that must exist when xml_parse is called for parser. The function named by handler must accept two parameters: handler resourceparser stringdata parser The first parameter, parser, is a reference to the XML parser calling the handler. data The second parameter, data, contains the character data. This may be the XML declaration, document type declaration, entities or other data for which no other handler exists. If a handler function is set to an empty string, or &false;, the handler in question is disabled. &true; is returned if the handler is set up, &false; if parser is not a parser. ¬e.func-callback;