(PHP 5 >= 5.2.0, PHP 7) Validate document against XSD
(PHP 5 >= 5.1.0, PHP 7) Set the URI containing the XML to parse
(PHP 5 >= 5.1.0, PHP 7) Move cursor to an attribute by index
(PHP 5 >= 5.1.0, PHP 7) Lookup namespace for a prefix
(PHP 5 >= 5.1.0, PHP 7) Get the value of an attribute by index
(PHP 5 >= 5.1.0, PHP 7) Position cursor on the parent Element of current Attribute
(PHP 5 >= 5.1.0, PHP 7) Get the value of an attribute by localname and URI
(PHP 5 >= 5.1.0, PHP 7) Indicates if the parsed document is valid
(PHP 5 >= 5.1.0, PHP 7) Returns a copy of the current node as a DOM object
(PHP 5 >= 5.1.0, PHP 7) Set the data containing a RelaxNG Schema
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