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<?php class Test { private static function method() { echo "OK"; } public static function run() { call_user_func(array('self', 'method')); call_user_func('self::method'); } } Test::run();
Output for 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Deprecated: Use of "self" in callables is deprecated in /in/iuETq on line 8 OK Deprecated: Use of "self" in callables is deprecated in /in/iuETq on line 9 OK
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.25, 7.0.0 - 7.0.20, 7.1.0 - 7.1.7, 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28
OKOK
Output for 7.1.10

Process exited with code 137.
Output for 5.2.2 - 5.2.17
OK Fatal error: Cannot call method self::method() or method does not exist in /in/iuETq on line 9
Process exited with code 255.
Output for 5.1.2 - 5.1.6, 5.2.0 - 5.2.1
OK Warning: call_user_func(self::method): Unable to call self::method() in /in/iuETq on line 9
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.1
OK Warning: call_user_func(self::method): First argument is expected to be a valid callback in /in/iuETq on line 9
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/iuETq on line 4
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
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/iuETq on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/iuETq on line 4
Process exited with code 255.

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