3v4l.org

run code in 300+ PHP versions simultaneously
<?php class CheckForSymbolQuality { private string $format = 'Это поле может содержать следующие символы - %s. Проверьте, не использовали ли Вы символ, который не входит в этот список.'; private string $pattern; private string $verbalDescriptionOfPattern; public function __construct(string $pattern, string $verbalDescriptionOfPattern) { $this->pattern = $pattern; $this->verbalDescriptionOfPatter = $verbalDescriptionOfPatter; } public function __invoke (mixed $value): ?string { return preg_match($this->pattern, $value) ? null : sprintf($format, $this->verbalDescriptionOfPattern); } }
Output for git.master_jit, git.master, rfc.property-hooks

This tab shows result from various feature-branches currently under review by the php developers. Contact me to have additional branches featured.

Active branches

Archived branches

Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page

preferences:
52.27 ms | 405 KiB | 5 Q