PHP Manual
后退		前进

bcmul

(PHP 3, PHP 4, PHP 5)

bcmul -- Multiply two arbitrary precision number

Description

string bcmul ( string left_operand, string right_operand [, int scale] )

Multiply the left_operand by the right_operand and returns the result. The optional scale sets the number of digits after the decimal place in the result.

例

例子 1. bcmul() example


<?php
echo bcmul(1.34747474747, 35, 3); // 47.162
echo bcmul(2, 4); // 8
?>

参见

bcdiv().

后退	起点	前进
bcmod	上一级	bcpow