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<Dom\ParentNode::querySelectorAllDom\ProcessingInstruction>
^Dom\ParentNodeLast updated: Mon, 26 Oct 2026

Dom\ParentNode::replaceChildren

(PHP 8 >= 8.4.0)

Dom\ParentNode::replaceChildren — Replace children in node

Description

public function Dom\ParentNode::replaceChildren(Dom\Node|string ...$nodes): void

Replace children in node.

Parameters

nodes

The nodes replacing the children. Strings are automatically converted to text nodes.

Return Values

No value is returned.

Errors/Exceptions

DOM_HIERARCHY_REQUEST_ERR

Raised if this node is of a type that does not allow children of the type of one of the passed nodes, or if the node to put in is one of this node's ancestors or this node itself.

DOM_WRONG_DOCUMENT_ERR

Raised if one of the passed nodes was created from a different document than the one that created this node.

Examples

Example #1 Dom\ParentNode::replaceChildren() example

<?php
$dom = Dom\HTMLDocument::createFromString('<!DOCTYPE HTML><html><p>hi</p> test <p>hi2</p></html>');

$dom->documentElement->replaceChildren('foo', $dom->createElement('p'), 'bar');
echo $dom->saveHtml();
?>

The above example will output:

<!DOCTYPE html><html>foo<p></p>bar</html>

<Dom\ParentNode::querySelectorAllDom\ProcessingInstruction>
^Dom\ParentNodeLast updated: Mon, 26 Oct 2026