3v4l.org

run code in 300+ PHP versions simultaneously
<?php $init = 5; $str = round(6/3,2); $iter = 3; $total = $init; for($i = 0; $i < $iter; $i++){ if($i === 0){ $res = $init - ($str * ($iter-1)); }else{ $res = $str; } $total = $total - $res; var_dump($total); }
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 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 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
float(4) float(2) float(0)

preferences:
233.61 ms | 403 KiB | 283 Q