3v4l.org

run code in 300+ PHP versions simultaneously

@ 2024-07-10T23:49:07Z

<?php

$html = <<<HTML
<p class="Heading1-P">
    <span class="Heading1-H">Chapter 1</span>
</p>
<p class="Normal-P">
    <span class="Normal-H">This is chapter 1</span>
</p>
<p class="Heading1-P">
    <span class="Heading1-H">Chapter 2</span>
</p>
<p class="Normal-P">
    <span class="Normal-H">This is chapter 2</span>
</p>
<p class="Heading1-P">
    <span class="Heading1-H">Chapter 3</span>
</p>
<p class="Normal-P">
    <span class="Normal-H">This is chapter 3</span>
</p>
HTML;

$dom = new DOMDocument();
$dom->loadHTML($html);
$xpath = new DOMXPath($dom);
foreach (['Heading1-H', 'Normal-H'] as $class) {
    var_export(
        array_column(
            iterator_to_array($xpath->query("//*[@class='$class']/text()")),
            'nodeValue'
        )
    );
    echo "\n---\n";
}

array_column: documentation ( source)
var_export: documentation ( source)
iterator_to_array: documentation ( source)

preferences:dark modelive previewkey bindings

18.95 ms | 406 KiB | 5 Q