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<?php var_dump('test' instanceof Exception); var_dump(null instanceof Exception); var_dump(array() instanceof Exception); var_dump(1234 instanceof Exception);
Output for 7.3.16 - 7.3.33, 7.4.3 - 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
bool(false) bool(false) bool(false) bool(false)
Output for 5.3.0 - 5.3.28, 5.4.0 - 5.4.30, 7.2.29 - 7.2.33
Fatal error: instanceof expects an object instance, constant given in /in/qnGXr on line 3
Process exited with code 255.
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