DOMNode::contains

    (PHP 8 >= 8.3.0)

    DOMNode::contains — Checks if node contains other node

    Description

    public DOMNode::contains(DOMNode|DOMNameSpaceNode|null $other): bool

    Checks if node contains other node.

    Parameters

    other

    Node to be checked.

    Return Values

    Returns true if node contains other node, false otherwise.

    Examples

    Example #1 DOMNode::contains() example

    <?php

    $dom     = new DOMDocument();
    $dom->loadXML(<<<XML
    <!DOCTYPE HTML>
    <html>
    <body>
    <main>
    <p>Hello, world!</p>
    </main>
    </body>
    </html>
    XML);

    $xpath = new DOMXPath($dom);
    $main = $xpath->query("//main")[0];

    var_dump($dom->documentElement->contains($main));
    ?>

    The above example will output:

    bool(true)

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