Online PHP editor | output for nN2Kc

Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7: \foo\MyException 1) true 2) true 3) true 4) true
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33: \foo\MyException 1) true 2) true 3) Deprecated: assert(): Calling assert() with a string argument is deprecated in /in/nN2Kc on line 12 true 4) Deprecated: assert(): Calling assert() with a string argument is deprecated in /in/nN2Kc on line 13 Warning: assert(): Assertion "is_subclass_of("\foo\MyException", "\Exception")" failed in /in/nN2Kc on line 13 false
Output for 7.0.1 - 7.0.33, 7.1.0 - 7.1.33, 7.3.32 - 7.3.33, 7.4.26: \foo\MyException 1) true 2) true 3) true 4) Warning: assert(): Assertion "is_subclass_of("\foo\MyException", "\Exception")" failed in /in/nN2Kc on line 13 false
Output for 5.3.7 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0: \foo\MyException 1) true 2) true 3) true 4) Warning: assert(): Assertion "is_subclass_of("\foo\MyException", "\Exception")" failed in /in/nN2Kc on line 13 NULL
Output for 5.3.0 - 5.3.6: \foo\MyException 1) true 2) true 3) true 4) Warning: Unknown class passed as parameter in /in/nN2Kc(13) : assert code on line 1 Warning: assert(): Assertion "is_subclass_of("\foo\MyException", "\Exception")" failed in /in/nN2Kc on line 13 NULL
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17: Parse error: syntax error, unexpected T_STRING in /in/nN2Kc on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5: Parse error: parse error, unexpected T_STRING in /in/nN2Kc on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error in /in/nN2Kc on line 3
Process exited with code 255.