3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Stringable { public function __toString() { return "A"; } } var_dump(new Stringable == "A", new Stringable === "A"); echo (new Stringable == 'A');
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Cannot declare class Stringable, because the name is already in use in /in/rpJis on line 3
Process exited with code 255.
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.30, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
bool(true) bool(false) 1

preferences:
220.52 ms | 403 KiB | 329 Q