3v4l.org

run code in 500+ PHP versions simultaneously
<?php enum A { case foo; const bar = self::foo; } var_dump(A::bar instanceof A); // true
Output for 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.5 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
bool(true)
Output for 8.0.1 - 8.0.28
Parse error: syntax error, unexpected identifier "A" in /in/r8Jo3 on line 3
Process exited with code 255.

preferences:
62.3 ms | 923 KiB | 4 Q