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<?php class TestClass { public static $currentValue; public static function toValue($value) { self::$currentValue = $value; return new self; } public static function add($value) { self::$currentValue = self::$currentValue + $value; return new self; } public static function subtract($value) { self::$currentValue = self::$currentValue - $value; return new self; } public static function result() { return self::$value; } } $value = TestClass::toValue(5)->add(3)->subtract(2)->add(8)->result();
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Error: Access to undeclared static property TestClass::$value in /in/0UGLU:22 Stack trace: #0 /in/0UGLU(26): TestClass::result() #1 {main} thrown in /in/0UGLU on line 22
Process exited with code 255.

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