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<?php class Foo { public $hello; public function __toString() { return $this->hello; } } $a = new Foo; echo $a;
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: Foo::__toString(): Return value must be of type string, null returned in /in/53DRD:7 Stack trace: #0 /in/53DRD(13): Foo->__toString() #1 {main} thrown in /in/53DRD on line 7
Process exited with code 255.

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