(PHP 4, PHP 5, PHP 7) Set up notation declaration handler

(PHP 4, PHP 5, PHP 7) Set up processing instruction (PI) handler

(PHP 4, PHP 5, PHP 7) Encodes an ISO-8859-1 string to UTF-8

(PHP 4 >= 4.0.5, PHP 5, PHP 7) Set up end namespace declaration handler

(PHP 4, PHP 5, PHP 7) Get XML parser error string

(PHP 4, PHP 5, PHP 7) Create an XML parser resource

(PHP 4, PHP 5, PHP 7) Get XML parser error code

(PHP 4, PHP 5, PHP 7) Use XML Parser within an object

(PHP 4, PHP 5, PHP 7) Parse XML data into an array structure

(PHP 4, PHP 5, PHP 7) Start parsing an XML document