3v4l.org

run code in 300+ PHP versions simultaneously
<?php function func() { yield yield yield yield yield yield 0; }
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.31, 8.2.0 - 8.2.27, 8.3.0 - 8.3.15, 8.4.1 - 8.4.2
Output for 5.5.0 - 5.5.35, 5.6.0 - 5.6.28
Parse error: syntax error, unexpected 'yield' (T_YIELD) in /in/oi694 on line 3
Process exited with code 255.
preferences:
83.59 ms | 407 KiB | 5 Q