Online PHP editor | output for uSEC9

@ 2022-09-28T11:16:42Z

<?php
$html = <<<'HTML'
<p>
    <span>
        <strong>
            <span>
                Test
            </span>
        </strong>
    </span>
</p>
HTML;

$doc = new \DOMDocument('1.0', 'UTF-8');
$doc->loadHTML(
    '<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /></head><body>' . $html . '</body></html>'
);
$xpath = new \DOMXPath($doc);

$spans = [];
foreach ($xpath->query('//span') as $span) {
    $spans[] = $span;
}

\assert(\count($spans) === 2);

foreach ($spans as $span) {
    \assert($span instanceof \DOMElement);
    \assert($span->ownerDocument === $doc);
}

foreach ($spans as $span) {
    \assert($span instanceof \DOMElement);

    // This call will fail for the second `<span>`. It does not really
    // matter what is accessed here, the error message will be the same.
    $span->hasAttribute('test');

    while ($span->childNodes->length) {
        $span->removeChild($span->childNodes[0]);
    }
    $span->appendChild(
        $span->ownerDocument->createTextNode('Hello World')
    );
}

echo $span[0]->textContent . "\n"; // Hello World

Output for 8.3.0 - 8.3.35, 8.4.1 - 8.4.26, 8.5.0 - 8.5.11: Fatal error: Uncaught Error: Cannot use object of type DOMElement as array in /in/uSEC9:47 Stack trace: #0 {main} thrown in /in/uSEC9 on line 47
Process exited with code 255.
Output for 8.0.1 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.34: Fatal error: Uncaught Error: Couldn't fetch DOMElement in /in/uSEC9:37 Stack trace: #0 /in/uSEC9(37): DOMElement->hasAttribute('test') #1 {main} thrown in /in/uSEC9 on line 37
Process exited with code 255.
Output for 7.4.0 - 7.4.33: Warning: DOMElement::hasAttribute(): Couldn't fetch DOMElement in /in/uSEC9 on line 37 Warning: Couldn't fetch DOMElement. Node no longer exists in /in/uSEC9 on line 39 Notice: Undefined property: DOMElement::$childNodes in /in/uSEC9 on line 39 Notice: Trying to get property 'length' of non-object in /in/uSEC9 on line 39 Warning: Couldn't fetch DOMElement. Node no longer exists in /in/uSEC9 on line 43 Notice: Undefined property: DOMElement::$ownerDocument in /in/uSEC9 on line 43 Fatal error: Uncaught Error: Call to a member function createTextNode() on null in /in/uSEC9:43 Stack trace: #0 {main} thrown in /in/uSEC9 on line 43
Process exited with code 255.

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