DOMNode::removeChild

(PHP 5, PHP 7)

Removes child from list of children

public DOMNode DOMNode::removeChild ( DOMNode $oldnode )

This functions removes a child from a list of children.

Parameters:

oldnode

The removed child.

Returns:

If the child could be removed the function returns the old child.

Exception:

Raised if this node is readonly.

Raised if oldnode is not a child of this node.

Examples:

Removing a child

The following example will delete the chapter element of our XML document.

<?php
 
$doc = new DOMDocument;
$doc->load('book.xml');
 
$book = $doc->documentElement;
 
// we retrieve the chapter and remove it from the book
$chapter = $book->getElementsByTagName('chapter')->item(0);
$oldchapter = $book->removeChild($chapter);
 
echo $doc->saveXML();
?>

The above example will output:

<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN" 
          "http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd">
<book id="listing">
 <title>My lists</title>
 
</book>