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run code in 300+ PHP versions simultaneously
<?php interface Middleware { /** * @param object $command * @param callable $next * * @return mixed */ public function execute($command, callable $next); } final class RegisterProcessedMessages implements Middleware { /** * {@inheritDoc} */ public function execute($command, callable $next): void { } }
Output for 7.1.25 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4

preferences:
186.25 ms | 403 KiB | 177 Q