@ 2013-04-09T11:09:26Z <?php
function call_user_func_fixed()
{
$args = func_get_args();
$callable = array_shift($args);
return call_user_func_array_fixed($callable, $args);
}
function call_user_func_array_fixed($callable, $args)
{
$isStaticMethod = false;
if (is_object($callable) && $callable instanceof Closure) {
$func = $callable;
} else if (is_string($callable)) {
if (preg_match('/^([a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*)::([a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*)$/', $callable, $matches)) {
$func = array($matches[1], $matches[2]);
$isStaticMethod = true;
} else {
$func = $callable;
}
} else if (is_array($callable) && isset($callable[0], $callable[1]) && count($callable) === 2) {
if (is_object($callable[0])) {
$func = $callable;
} else if (is_string($callable[0])) {
$func = $callable;
$isStaticMethod = true;
}
}
if (!isset($callable) || !is_callable($callable)) {
trigger_error('call_user_func() expects parameter 1 to be a valid callback', E_USER_WARNING);
return null;
}
if (!$isStaticMethod) {
return call_user_func_array($func, $args);
}
try {
$class = new ReflectionClass($func[0]);
$method = $class->getMethod($func[1]);
} catch (ReflectionException $e) {
trigger_error('call_user_func() expects parameter 1 to be a valid callback', E_USER_WARNING);
return null;
}
return $method->invokeArgs(null, $args);
}
class Car {
public function run() {
return call_user_func_fixed('Toyota::getName'); // should call toyota
}
private static function getName() {
return 'Car';
}
}
class Toyota extends Car {
public static function getName() {
return 'Toyota';
}
}
$car = new Car();
echo $car->run(); //Car instead of Toyota
$toyota = new Toyota();
echo $toyota->run(); //Car instead of Toyota
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Output for 5.1.1 - 5.1.6 , 5.2.0 - 5.2.17 , 5.3.0 - 5.3.29 , 5.4.0 - 5.4.45 , 5.5.24 - 5.5.35 , 5.6.7 - 5.6.28 , 7.0.0 - 7.0.20 , 7.1.0 - 7.1.33 , 7.2.0 - 7.2.33 , 7.3.0 - 7.3.33 , 7.4.0 - 7.4.33 , 8.0.0 - 8.0.30 , 8.1.0 - 8.1.27 , 8.2.0 - 8.2.17 , 8.3.0 - 8.3.4 ToyotaToyota Output for 5.1.0 Fatal error: fatal flex scanner internal error--end of buffer missed in /in/pg9Q5 on line 71
Process exited with code 255 . Output for 5.0.0 - 5.0.5 Warning: call_user_func() expects parameter 1 to be a valid callback in /in/pg9Q5 on line 33
Warning: call_user_func() expects parameter 1 to be a valid callback in /in/pg9Q5 on line 33
Output for 4.4.2 - 4.4.9 Parse error: syntax error, unexpected T_STRING in /in/pg9Q5 on line 14
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 in /in/pg9Q5 on line 14
Process exited with code 255 . Output for 4.3.2 - 4.3.4 Parse error: parse error in /in/pg9Q5 on line 14
Process exited with code 255 . preferences:dark mode live preview
197.02 ms | 401 KiB | 339 Q