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run code in 300+ PHP versions simultaneously
<?php class A { public function __construct( private int $v ) {} public function f () { echo $this->v, PHP_EOL; } } class B extends A { public function __construct( $v, private string $v2 ) { parent::__construct($v); } public function f2 () { echo $this->v2, PHP_EOL; } } $i = new B(1,'2'); $i->f(); $i->f2();
Output for 8.0.1 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
1 2

preferences:
81.6 ms | 406 KiB | 5 Q