@ 2014-06-09T13:29:58Z <?php
function registerCallback(callable $method) {
// do something with $method
var_dump($method);
}
class A {
public function __construct() {
registerCallback([$this, "cb"]);
}
public function cb() {
// do somethin upon being invoked
}
}
new A();
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Output for 5.4.0 - 5.4.45 , 5.5.24 - 5.5.35 , 5.6.8 - 5.6.28 , 7.0.0 - 7.0.20 , 7.1.0 - 7.1.7 , 7.1.20 - 7.1.25 , 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 - 8.1.28 , 8.2.0 - 8.2.18 , 8.3.0 - 8.3.6 array(2) {
[0]=>
object(A)#1 (0) {
}
[1]=>
string(2) "cb"
}
Output for 7.1.10 Process exited with code 137 . Output for 5.1.0 - 5.1.6 , 5.2.0 - 5.2.17 , 5.3.0 - 5.3.29 Parse error: syntax error, unexpected '[', expecting ')' in /in/7sP3S on line 11
Process exited with code 255 . Output for 5.0.0 - 5.0.5 Parse error: parse error, unexpected '[', expecting ')' in /in/7sP3S on line 11
Process exited with code 255 . Output for 4.4.2 - 4.4.9 Parse error: syntax error, unexpected T_STRING, expecting ')' in /in/7sP3S on line 3
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 ')' in /in/7sP3S on line 3
Process exited with code 255 . Output for 4.3.2 - 4.3.4 Parse error: parse error, expecting `')'' in /in/7sP3S on line 3
Process exited with code 255 . preferences:dark mode live preview
221.23 ms | 401 KiB | 329 Q