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The xml_set_unparsed_entity_decl_handler() function is used to establish a handler for the unprocessed entity definition declaration.
bool xml_set_unparsed_entity_decl_handler ( resource $parser , callable $handler )
It is used to set the handler for the unprocessed entity declaration
Returns True on success, False on failure
| Serial number | Parameters and descriptions |
|---|---|
| 1 | Parser A reference to the XML parser used internally in the object. |
| 2 | Handler It is used to specify the name of the function that must exist when xml_parse() is called |
The handler must have the following functions
| Serial number | Parameters and descriptions |
|---|---|
| 1 | parser Specify a variable containing the XML parser that calls the processing program |
| 2 | target Specify a variable containing the target of the processing instruction |
| 3 | entity_name The name of the entity to be defined. |
| 4 | system_id It is used to identify external entities. |
| 5 | public_id It is used to publicly identify external entities. |