xml_set_unparsed_entity_decl_handler Set up unparsed entity declaration handler &reftitle.description; boolxml_set_unparsed_entity_decl_handler resourceparser callablehandler Sets the unparsed entity declaration handler function for the XML parser parser. The handler will be called if the XML parser encounters an external entity declaration with an NDATA declaration, like the following: name {publicId | systemId} NDATA notationName ]]> See section 4.2.2 of the XML 1.0 spec for the definition of notation declared external entities. &reftitle.parameters; parser A reference to the XML parser to set up unparsed entity declaration handler function. handler 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 six parameters: handler resourceparser stringentity_name stringbase stringsystem_id stringpublic_id stringnotation_name parser The first parameter, parser, is a reference to the XML parser calling the handler. entity_name The name of the entity that is about to be defined. base This is the base for resolving the system identifier (systemId) of the external entity.Currently this parameter will always be set to an empty string. system_id System identifier for the external entity. public_id Public identifier for the external entity. notation_name Name of the notation of this entity (see xml_set_notation_decl_handler). If a handler function is set to an empty string, or &false;, the handler in question is disabled. ¬e.func-callback; &reftitle.returnvalues; &return.success;