3v4l.org

run code in 300+ PHP versions simultaneously
<?php for ($i=0; $i<10;$i++) { ${"value_$i"} = $i; } echo $value_3;
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
3
preferences:
116.97 ms | 404 KiB | 183 Q