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<?php declare(strict_types = 1); class TheClass { /** @var int */ public $seven = 7; public function getFive(): int { return 5; } public static function getSevenStrangelyButSafely(?TheClass $object): int { return $object->seven ?? 7; } public static function getFiveUnsafely(?TheClass $object): int { return $object->getFive() ?? 5; } } $value = TheClass::getSevenStrangelyButSafely(null); $value = TheClass::getFiveUnsafely(null);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Error: Call to a member function getFive() on null in /in/3GaDe:19 Stack trace: #0 /in/3GaDe(24): TheClass::getFiveUnsafely(NULL) #1 {main} thrown in /in/3GaDe on line 19
Process exited with code 255.

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