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<?php declare(strict_types = 1); function hello(string $s) : void { echo "$s\n"; } function fourtyTwo() : int { // returning wrong type return "42"; } // calling with wrong type try { hello(1234); } catch (Throwable $t) { echo $t; } fourtyTwo();
Output for git.master, git.master_jit, rfc.property-hooks
TypeError: hello(): Argument #1 ($s) must be of type string, int given, called in /in/giu8Q on line 15 and defined in /in/giu8Q:4 Stack trace: #0 /in/giu8Q(15): hello(1234) #1 {main} Fatal error: Uncaught TypeError: fourtyTwo(): Return value must be of type int, string returned in /in/giu8Q:10 Stack trace: #0 /in/giu8Q(20): fourtyTwo() #1 {main} thrown in /in/giu8Q on line 10
Process exited with code 255.

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