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<?php declare(strict_types=1); class TestClass { public int $int; } $test = new TestClass(); $string = 'foo'; $test->int = &$string; var_dump($test->int); $test->int = []; var_dump($test->int);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: Cannot assign string to property TestClass::$int of type int in /in/tXjhi:10 Stack trace: #0 {main} thrown in /in/tXjhi on line 10
Process exited with code 255.

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