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run code in 500+ PHP versions simultaneously
<?php class a { function __invoke() { echo("Invoked\n"); } } class b { private a $a; function doStuff() { $this->a = new a(); ($this->a)(); } } $b = new b(); $b->doStuff();
Output for 8.1.0 - 8.1.34, 8.2.0 - 8.2.31, 8.3.0 - 8.3.32, 8.4.1 - 8.4.23, 8.5.0 - 8.5.8
Invoked

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68.83 ms | 1017 KiB | 4 Q