Online PHP editor | output for Yjm0s

@ 2018-09-11T20:37:05Z

<?php

$content = <<<DATA
<body>
<img src="not-this-one.jpg" alt="unique"/>
<div id="1">
  <img src="this-one.jpg" alt="som title"/>
  <img src="this-one-no-alt.jpg"/>
</div>
</body>
DATA;
 
$dom = new DOMDocument('1.0', 'UTF-8');
$dom->loadHTML($content, LIBXML_HTML_NOIMPLIED | LIBXML_HTML_NODEFDTD);
 
$images = $xpath->query('//div/img');
$focuskw  = "NEWVALUE";
foreach ($dom->getElementsByTagName('div') as $div) {
    foreach ($div->getElementsByTagName('img') as $img) {
        $img->setAttribute('alt', 'http://google.com/');
    }
}
$content = $dom->saveHTML();
print_r($content);

Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3: Warning: Undefined variable $xpath in /in/Yjm0s on line 16 Fatal error: Uncaught Error: Call to a member function query() on null in /in/Yjm0s:16 Stack trace: #0 {main} thrown in /in/Yjm0s on line 16
Process exited with code 255.
Output for 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33: Notice: Undefined variable: xpath in /in/Yjm0s on line 16 Fatal error: Uncaught Error: Call to a member function query() on null in /in/Yjm0s:16 Stack trace: #0 {main} thrown in /in/Yjm0s on line 16
Process exited with code 255.
Output for 7.3.32 - 7.3.33: Fatal error: Uncaught Error: Call to a member function query() on null in /in/Yjm0s:16 Stack trace: #0 {main} thrown in /in/Yjm0s on line 16
Process exited with code 255.

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