(PHP 4, PHP 5, PHP 7, PHP 8)
bcadd — Add two arbitrary precision numbers
$num1
, string $num2
, ?int $scale
= null
): string
Sums num1
and
num2
.
num1
The left operand, as a string.
num2
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.
The sum of the two operands, as a string.
Version | Description |
---|---|
8.0.0 |
scale is now nullable.
|
Example #1 bcadd() example
<?php
$a = '1.234';
$b = '5';
echo bcadd($a, $b); // 6
echo bcadd($a, $b, 4); // 6.2340
?>