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@ 2025-07-22T08:30:12Z

<?php

class Foo {
  public int $bar {
    get => $this->bar;
    set => empty($this->bar) ? $this->bar = $value : throw new LogicException("nope");
  }
}

$foo = new Foo;

$foo->bar = 0;
var_dump($foo->bar);

$foo->bar = 1; // no error !
var_dump($foo->bar);

Output
Performance
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Output for 8.4.10: int(0) int(1)

preferences:dark modelive previewkey bindings

152.38 ms | 999 KiB | 7 Q