(PHP 5, PHP 7) Create new attribute node with an associated namespace

(PHP 5, PHP 7) Validates a document based on a schema

(PHP 5, PHP 7) Removes child from list of children

(PHP 5, PHP 7) Gets elements by tagname public

(PHP 5 >= 5.1.0, PHP 7) Append raw XML data

(PHP 5, PHP 7) Retrieves a node specified by index

(PHP 5, PHP 7) Validates the document based on its DTD

(PHP 5, PHP 7) Adds new attribute node to element

(PHP 5, PHP 7) Dumps the internal document into a file using HTML formatting

(PHP 5, PHP 7) Dumps the internal XML tree back into a file