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

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

(PHP 5, PHP 7) Retrieves a node specified by local name and namespace URI

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

(PHP 5, PHP 7) Test if the DOM implementation implements a specific feature

(PHP 5, PHP 7, PECL tidy >= 0.5.2) Returns the value of the specified configuration option for the tidy document

(PHP 5 >= 5.2.2, PHP 7) Returns the parent node of the current node

(PHP 5, PHP 7) Declares the attribute specified by local name and namespace URI to be of type ID

(PHP 5, PHP 7) Create new text node public DOMText

(PHP 5, PHP 7, PECL tidy >= 0.5.2) Indicates if the document is a XHTML document