bcmul
Description
Syntax
bcmul(
string $num1,
string $num2,
?int $scale = null
): stringParameters
num1
The left operand, as a string.
num2
The right operand, as a string.
scale
Sets 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.
Return
Returns the result of the multiplication, as a string.
Examples
1 · num1 num2
<? $num1 = '1.234'; $num2 = '5'; $return = bcmul($num1, $num2); echo $return; ?>
6
2 · scale
<? $num1 = '1.234'; $num2 = '5'; $scale = 6; $return = bcmul($num1, $num2, $scale); echo $return; ?>
6.170000
3 · bcscale
<? $scale = 6; bcscale($scale); $num1 = '1.234'; $num2 = '5'; $return = bcmul($num1, $num2); echo $return; ?>
6.170000
