(PHP 5 >= 5.1.0, PHP 7) Move cursor to next node skipping all subtrees

(PHP 5 >= 5.2.0, PHP 7) Set the filename or URI for a RelaxNG Schema

(PHP 5 >= 5.1.0, PHP 7) Set the data containing the XML to parse

(PHP 5 >= 5.1.0, PHP 7) Move to next node in document

(PHP 5 >= 5.2.0, PHP 7) Retrieve XML from current node

(PHP 5 >= 5.2.0, PHP 7) Reads the contents of the current node as a string

(PHP 5 >= 5.1.0, PHP 7) Get the value of a named attribute

(PHP 5 >= 5.1.0, PHP 7) Move cursor to a named attribute

(PHP 5 >= 5.1.0, PHP 7) Indicates if specified property has been set

(PHP 5 >= 5.2.0, PHP 7) Validate document against XSD