3v4l.org

run code in 300+ PHP versions simultaneously
<?php $int = 'intruder'; define('con', '"smart"'); // Use a closure (anomynous function) like so: $_ = function ($val){return $val;}; $doc = <<<TXT Hi there, One day I caught this $int nearby. I was then told that actually other {$_(con)} $int was there before. So who came first, the chicken or the egg? TXT; echo $doc;
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
Hi there, One day I caught this intruder nearby. I was then told that actually other "smart" intruder was there before. So who came first, the chicken or the egg?

preferences:
152.47 ms | 408 KiB | 5 Q