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<?php class Foo { protected $baz = 'Oh hai '; public function bar($name) { try { return $this->baz . $name; } catch(\Exception $e) { return 'I have no idea what I am doing.'; } } } $foo = new Foo(); // Instance var_dump(call_user_func_array(array($foo, 'bar'), array('Mark'))); // Non staic usage var_dump(call_user_func_array(array('Foo', 'bar'), array('Mark')));
Output for 8.0.10 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
string(11) "Oh hai Mark" Fatal error: Uncaught TypeError: call_user_func_array(): Argument #1 ($callback) must be a valid callback, non-static method Foo::bar() cannot be called statically in /in/iqRFc:23 Stack trace: #0 {main} thrown in /in/iqRFc on line 23
Process exited with code 255.
Output for 8.0.0 - 8.0.9
string(11) "Oh hai Mark" Fatal error: Uncaught TypeError: call_user_func_array(): Argument #1 ($function) must be a valid callback, non-static method Foo::bar() cannot be called statically in /in/iqRFc:23 Stack trace: #0 {main} thrown in /in/iqRFc on line 23
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
string(11) "Oh hai Mark" Deprecated: Non-static method Foo::bar() should not be called statically in /in/iqRFc on line 23 Fatal error: Uncaught Error: Using $this when not in object context in /in/iqRFc:10 Stack trace: #0 /in/iqRFc(23): Foo::bar('Mark') #1 {main} thrown in /in/iqRFc on line 10
Process exited with code 255.
Output for 7.3.32 - 7.3.33
string(11) "Oh hai Mark" Fatal error: Uncaught Error: Using $this when not in object context in /in/iqRFc:10 Stack trace: #0 /in/iqRFc(23): Foo::bar('Mark') #1 {main} thrown in /in/iqRFc on line 10
Process exited with code 255.
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
string(11) "Oh hai Mark" Strict Standards: call_user_func_array() expects parameter 1 to be a valid callback, non-static method Foo::bar() should not be called statically in /in/iqRFc on line 23 Fatal error: Using $this when not in object context in /in/iqRFc on line 10
Process exited with code 255.
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