PHP科学计数法转换成数字

/**
 * 科学计数法转换成数字
 * @param $num
 * @param int $double
 * @return int
 */

function sctonum($num, $double = 5)
{
 ???if (false !== stripos((string)$num, "E")) {
 ???????$a = explode("e", strtolower((string)$num));
 ???????$b=bcmul($a[0], bcpow((string)10, (string)$a[1], $double), $double);
 ???????$b=$b?$b:0;
 ???}else{
 ???????$b=0;
 ???}
 ???return 0;
}

PHP科学计数法转换成数字

原文地址：https://www.cnblogs.com/sgm4231/p/10159894.html