3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public function bar(int $arg) { return $arg; } } $foo = new Foo(); var_dump($foo->bar(0777));
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.5 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.30, 8.2.0 - 8.2.25, 8.3.0 - 8.3.13
int(511)
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.28
Catchable fatal error: Argument 1 passed to Foo::bar() must be an instance of int, integer given, called in /in/aX7cS on line 11 and defined in /in/aX7cS on line 5
Process exited with code 255.
preferences:
84.88 ms | 407 KiB | 5 Q