3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public function bar() { return array(); } } $foo = new Foo(); var_dump(empty($foo->getBar()));
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught Error: Call to undefined method Foo::getBar() in /in/0rUXV:13 Stack trace: #0 {main} thrown in /in/0rUXV on line 13
Process exited with code 255.
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Fatal error: Call to undefined method Foo::getBar() in /in/0rUXV on line 13
Process exited with code 255.
Output for 5.4.1 - 5.4.45
Fatal error: Can't use method return value in write context in /in/0rUXV on line 13
Process exited with code 255.
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