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DOMNode::appendChild

PHP function Edit on GitHub ✎

(PHP 5, PHP 7, PHP 8)

Adds new child at the end of the children

Description

DOMNode::appendChild(DOMNode $node): DOMNode|false

This function appends a child to an existing list of children or creates a new list of children. The child can be created with e.g. DOMDocument::createElement, DOMDocument::createTextNode etc. or simply by using any other node.

When using an existing node it will be moved.

Parameters

node: The appended child.

Return Values

The node added or false on error.

Errors/Exceptions

May throw a DOMException with the following error codes:

DOM_NO_MODIFICATION_ALLOWED_ERR: Raised if this node is readonly or if the previous parent of the node being inserted is readonly.
DOM_HIERARCHY_REQUEST_ERR: Raised if this node is of a type that does not allow children of the type of the node node, or if the node to append is one of this node's ancestors or this node itself.
DOM_WRONG_DOCUMENT_ERR: Raised if node was created from a different document than the one that created this node.

Examples

The following example will add a new element node to a fresh document.

Adding a child

php

<?php

$doc = new DOMDocument;

$node = $doc->createElement("para");
$newnode = $doc->appendChild($node);

echo $doc->saveXML();
?>

Nested children

php

<?php

$doc = new DOMDocument;

$headNode = $doc->createElement("head");
$doc->appendChild($headNode);

$titleNode = $doc->createElement("title");
$headNode->appendChild($titleNode);

echo $doc->saveXML();
?>