(No version information available, might only be in Git) Returns the string content

(^) Return the namespace URI of the type for a data object.

(PHP 5 >= 5.1.0, PHP 7) Returns the current element

(PHP 5 >= 5.1.2, PHP 7, PECL xmlwriter >= 0.1.0) Returns current buffer

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

(PECL xmldiff >= 0.8.0) Diff two XML files

(PHP 4, PHP 5, PHP 7) Add variables to a WDDX packet with the specified ID

(PHP 5 >= 5.1.2, PHP 7) Returns namespaces declared in document

(^) Applies the changes made to a data graph back to the database.

(PHP 4 >= 4.1.0, PHP 5, PHP 7) Generates XML for a PHP value