<?php
class A {
public function who() { echo "A\n"; }
}
class B extends A {
public function who() { echo "B\n"; }
}
var_dump(call_user_func(['B', 'parent::newInstance']));
Deprecated: Callables of the form ["B", "parent::newInstance"] are deprecated in /in/kafoj on line 11
Fatal error: Uncaught TypeError: call_user_func(): Argument #1 ($callback) must be a valid callback, class A does not have a method "newInstance" in /in/kafoj:11
Stack trace:
#0 {main}
thrown in /in/kafoj on line 11
Process exited with code 255.
Output for 8.0.10 - 8.0.30, 8.1.0 - 8.1.28
Fatal error: Uncaught TypeError: call_user_func(): Argument #1 ($callback) must be a valid callback, class A does not have a method "newInstance" in /in/kafoj:11
Stack trace:
#0 {main}
thrown in /in/kafoj on line 11
Process exited with code 255.
Output for 8.0.0 - 8.0.9
Fatal error: Uncaught TypeError: call_user_func(): Argument #1 ($function) must be a valid callback, class A does not have a method "newInstance" in /in/kafoj:11
Stack trace:
#0 {main}
thrown in /in/kafoj on line 11
Process exited with code 255.
Parse error: syntax error, unexpected '[', expecting ')' in /in/kafoj on line 11
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[', expecting ')' in /in/kafoj on line 11
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/kafoj on line 4
Process exited with code 255.
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/kafoj 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/kafoj on line 4
Process exited with code 255.