3v4l.org

run code in 300+ PHP versions simultaneously
<?php function gen() { yield 1; yield 2; } $it = gen(); $it->rewind(); $it->valid(); $it->current(); $it->rewind();
Output for 5.6.0 - 5.6.27, 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 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
preferences:
145.59 ms | 408 KiB | 5 Q