3v4l.org

run code in 300+ PHP versions simultaneously
<?php function sfunc($a, ...$funcs){ echo '<details> <summary>'. $a . '</summary>' . PHP_EOL; foreach ($funcs as $func) $func(); unset($func); echo '</details>' . PHP_EOL; } $fun = function (){ echo "123"; }; $summary = "test"; sfunc($summary, $fun);
Output for 7.4.33, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
<details> <summary>test</summary> 123</details>
preferences:
73.77 ms | 406 KiB | 5 Q