3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $format = function ($money) { $pieces = explode('.', $money); $cents = $pieces[1]; $dollars = $pieces[0]; //1000000.50 //1000000 50 //0000001 $str = strrev($dollars); $out = ''; for ($i = 0; $i < strlen($str); $i++) { if ($i % 4 == 0 && $i !== 0) { $out .= ','; } $out .= $str[$i]; } $out = '$' . strrev($out) . '.' . $cents; }; echo $format('100000.50');
Output for 5.3.0 - 5.6.30, hhvm-3.10.1 - 3.17.3, 7.0.0 - 7.2.0