3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { private array $array = [['value' => 'Test']]; public function getValue() { return $this->array; } public function doSomething() { return array_map(fn($x) => $x ?? null, ...$this->getValue())['value'] ?? null; } } print_r((new Foo)->doSomething());
Output for 7.4.0 - 7.4.33, 8.0.1 - 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
Test

preferences:
94.12 ms | 1238 KiB | 4 Q