PHP 8.3.31 Released!

    DOMParentNode::replaceChildren

    (PHP 8 >= 8.3.0)

    DOMParentNode::replaceChildren — Replace children in node

    Description

    public DOMParentNode::replaceChildren(DOMNode|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.

    Changelog

    Version Description
    8.3.0 Calling this method on a node without an owner document now works. Previously this threw a DOMException with code DOM_HIERARCHY_REQUEST_ERR.

    Examples

    Example #1 DOMParentNode::replaceChildren() example

    <?php

    $dom     = new DOMDocument();
    $dom->loadHTML('<!DOCTYPE HTML><html><p>hi</p> test <p>hi2</p></html>');

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

    The above example will output:

    <?xml version="1.0" standalone="yes"?>
<!DOCTYPE HTML>
<html>foo<p/>bar</html>

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