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<?php class foo { private function bar(){} };$a=array("foo","bar"); var_dump(is_callable($a)); $a(); ?>
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
bool(false) Fatal error: Uncaught Error: Call to private method foo::bar() from global scope in /in/RMESd:1 Stack trace: #0 {main} thrown in /in/RMESd on line 1
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33
bool(false) Fatal error: Uncaught Error: Call to private method foo::bar() from context '' in /in/RMESd:1 Stack trace: #0 {main} thrown in /in/RMESd on line 1
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28
bool(false) Fatal error: Call to private method foo::bar() from context '' in /in/RMESd on line 1
Process exited with code 255.
Output for 5.0.5, 5.1.0 - 5.1.1, 5.3.0 - 5.3.29
bool(false) Fatal error: Function name must be a string in /in/RMESd on line 1
Process exited with code 255.
Output for 5.1.2 - 5.1.6, 5.2.0 - 5.2.17
Strict Standards: Non-static method foo::bar() cannot be called statically in /in/RMESd on line 1 bool(false) Fatal error: Function name must be a string in /in/RMESd on line 1
Process exited with code 255.
Output for 5.0.0 - 5.0.4
bool(true) Fatal error: Function name must be a string in /in/RMESd on line 1
Process exited with code 255.
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/RMESd on line 1
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/RMESd on line 1
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/RMESd on line 1
Process exited with code 255.

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