- Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
- bool(true) bool(true) bool(false) bool(false)
<?php
function foo() {
return new class{};
}
function bar() {
return new class{};
}
$a = foo();
$b = foo();
$x = bar();
var_dump($a instanceof $b);
var_dump($b instanceof $a);
var_dump($a instanceof $x);
var_dump($x instanceof $a);