3v4l.org

run code in 300+ PHP versions simultaneously
<?php $miestnost_w = 300; $miestnost_h = 300; $rozostup = 15; $dlzka = 0; for($i = 0; $i < ($miestnost_w>$miestnost_h? $miestnost_w: $miestnost_h)/$rozostup*2; $i += 1) { $dlzka += 2*($miestnost_w - (($i+1)*2)*$rozostup); $dlzka += 2*($miestnost_h - (($i+1)*2)*$rozostup); } echo $dlzka;
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
-50400
preferences:
268.97 ms | 406 KiB | 460 Q