xml_set_start_namespace_decl_handler

xml_set_start_namespace_decl_handler

Set up start namespace declaration handler

true **xml_set_start_namespace_decl_handler** XMLParser $parser  $handler

Set a handler to be called when a namespace is declared. Namespace declarations occur inside start tags. But the namespace declaration start handler is called before the start tag handler for each namespace declared in that start tag.

handler The signature of the handler must be:

  ```php

void **** XMLParser $parser $prefix string $uri

`prefix`The prefix is a string used to reference the namespace within an XML object.
           false if no prefix exists.

`uri`Uniform Resource Identifier (URI) of namespace.





return.true.always


   
  `xml_set_end_namespace_decl_handler`