3v4l.org

run code in 500+ PHP versions simultaneously
<?php class Foo { /** * @var int */ private $bar; public function __construct(int $bar) { $this->bar = $bar; } public function getBar() { return $this->bar; } public function baz(int $boz) { return $boz . ':' . $this->getBar(); } public function __invoke(int $boz) { echo $this->baz($boz); echo "fooobar"; } } $foo2 = new Foo(1); $foo2(2);
Output for 7.1.0 - 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 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
2:1fooobar

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100.09 ms | 1565 KiB | 4 Q