3v4l.org

run code in 300+ PHP versions simultaneously
<?php 0x0__F;
Output for 7.1.25 - 7.1.32, 7.2.0 - 7.2.22, 7.3.0 - 7.3.9
Parse error: syntax error, unexpected '__F' (T_STRING) in /in/jUR51 on line 3
Process exited with code 255.
preferences:
172.83 ms | 1400 KiB | 48 Q