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BC Math Functions
PHP Manual

# bcmul

(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` .

### Parameters

`left_operand`

  The left operand, as a string.

`right_operand`

  The right operand, as a string.

`scale`

  This optional parameter is used to set the number of digits after the decimal place in the result. You can also set the global default scale for all functions by using bcscale().

### Return Values

Returns the result as a string.

### Examples

Example #1 bcmul() example

`<?php
echo bcmul('1.34747474747', '35', 3); // 47.161
echo bcmul('2', '4'); // 8
?>`

### See Also

- bcdiv()

bcmod
bcpow
BC Math Functions
PHP Manual