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run code in 500+ PHP versions simultaneously
<?php class Foo { public function returnBool() { return random_int(0,1) > 0; } } function returnsBool(?Foo $foo): bool { return $foo?->returnBool() ?? false; } var_dump(returnsBool(null));
Output for 8.0.0 - 8.0.3
bool(false)
Output for 7.3.0 - 7.3.28, 7.4.0 - 7.4.16
Parse error: syntax error, unexpected '->' (T_OBJECT_OPERATOR) in /in/mIFrR on line 10
Process exited with code 255.
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