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<?php $foo = new stdClass; $bar = new stdClass; $bar->x = "foobar"; $foo->bar = $bar; var_dump($foo->bar->x ?? "1"); var_dump($foo->bar->x->y ?? "2"); var_dump($foo->x->bar ?? "3");
Output for rfc.property-hooks, git.master, git.master_jit
string(6) "foobar" string(1) "2" string(1) "3"

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