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<?php class IsGet { private $arr = [1 => 1, 2 => 2, 3 => 3]; function &__get($property) { echo "__get\n"; return $this->arr; } function __isset($property) { echo "__isset\n"; return false; } } $instance = new IsGet(); var_dump(isset($instance->arr[1]));
Output for 7.0.6 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.31, 8.2.0 - 8.2.26, 8.3.0 - 8.3.14, 8.4.1 - 8.4.2
__isset bool(false)
Output for 5.5.0 - 5.5.35, 5.6.0 - 5.6.28, 7.0.0 - 7.0.5
__get bool(true)
preferences:
97.41 ms | 407 KiB | 5 Q