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run code in 500+ PHP versions simultaneously
<?php class A { public int $v = 2; } class B extends A { public function getValue(A $v): void { echo $v->v; } } class C extends A { public int $v = 3 { set => $this->v * 2; } } $b = new B; $c = new C; $b->getValue($b); $b->getValue($c);
Output for 8.4.11
23
Output for 8.3.5
Parse error: syntax error, unexpected token "{", expecting "," or ";" in /in/VD6ZK on line 14
Process exited with code 255.
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43.64 ms | 492 KiB | 3 Q