PHP 手冊
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# DomNode->parent_node

(no version information, might be only in CVS)

DomNode->parent_node -- Returns the parent of the node

## Description

object DomNode->parent_node ( void )

This function returns the parent node.

(PHP >= 4.3 only) If no parent is found, NULL is returned.

The following example will show two identical lists of children.

示範 1.Finding the document of a node
`<?php $doc = domxml_new_doc("1.0"); $node = $doc->create_element("para"); $node = $doc->append_child($node); $children = $doc->children(); print_r($children); $doc2 = $node->parent_node(); $children = $doc2->children(); print_r($children); ?>`

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