3v4l.org

run code in 300+ PHP versions simultaneously
<?php $prc_str = "00002FB4"; $div_str = "50"; $div = base_convert($div_str[0],16,10); $prc = base_convert($prc_str,16,10); echo $prc." ".$div."\r\n"; echo floatval($prc)/floatval(10^$div); ?>
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 - 5.6.38, 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
12212 5 814.13333333333

preferences:
294.01 ms | 405 KiB | 447 Q