3v4l.org

run code in 300+ PHP versions simultaneously
<? $ol = 1; do { echo "my number is " . $ol . " "; $ol++; } while ($ol <= 5); ?>
Output for 7.1.25 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.32, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
<? $ol = 1; do { echo "my number is " . $ol . " "; $ol++; } while ($ol <= 5); ?>
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.3.32 - 7.3.33, 7.4.33, 8.0.13
my number is 1 my number is 2 my number is 3 my number is 4 my number is 5

preferences:
182.71 ms | 402 KiB | 219 Q