3v4l.org

run code in 500+ PHP versions simultaneously
<?php class x { const int|string A=1, B='abc'; const int|string C = PHP_OS === 'win' ? 0 : 'not win'; } echo strlen(x::B);
Output for 8.3.0 - 8.3.31, 8.4.1 - 8.4.22, 8.5.0 - 8.5.7
3
Output for 8.2.31
Parse error: syntax error, unexpected token "|", expecting "=" in /in/ElUNU on line 4
Process exited with code 255.
preferences:
52.09 ms | 726 KiB | 4 Q