Online PHP editor | refs for OB1Tg

@ 2014-03-06T15:06:35Z

<?php

function getCoefAtAmericanFormat($coef)
    {
        if ($coef == '' || $coef  == 0)
        {
            return 0;
        }

        return $coef == 2 ? "+100" : $coef < 2 ? '-' . floor((100 / ($coef - 1))) : '+' . floor((($coef - 1) * 100));
    }

echo getCoefAtAmericanFormat(1.04);