bcmul

(PHP 4, PHP 5, PHP 7)

Multiply two arbitrary precision numbers

string bcmul ( string $left_operand, string $right_operand [, int $scale = 0 ] )

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. If omitted, it will default to the scale set globally with the bcscale() function, or fallback to 0 if this has not been set.

Returns:

Returns the result as a string.

Examples:

bcmul() example

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