3v4l.org

run code in 300+ PHP versions simultaneously
<?php $pot = (-0.00127150336574420344053851907255 * 1337) + 1.7 ; echo $pot."\n"; echo (!preg_match('/[^0-9]/',''.$pot)) ? "YES":"no this isnt correct "; echo (is_float((int)round($pot) - 33)) ? " yeS we are float":"NO"; if(!preg_match('/[^0-9]/',(string)$pot) && is_float((int)round($pot) - 33)) { echo "\ngood\n"; }else{ echo "\nWRONG\n"; }
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 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
0 YESNO WRONG

preferences:
278.99 ms | 405 KiB | 455 Q