php 科学技术法

function sctonum($num, $double = 2)
{
if (false !== stripos($num, "e")) {
$a = explode("e", strtolower($num));
$b = bcmul($a[0], bcpow(10, $a[1], $double), $double);
return $b;
} else {
return $num;
}
}
posted @ 2023-07-10 15:42  星云惊蛰  阅读(8)  评论(0)    收藏  举报