bcadd

(PHP 4, PHP 5, PHP 7, PHP 8)

bcadd — Add two arbitrary precision numbers

Description

bcadd(string $num1, string $num2, ?int $scale = null): string

Sums num1 and num2.

Parameters

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.

Return Values

The sum of the two operands, as a string.

Changelog

Version Description
8.0.0 scale is now nullable.

Examples

Example #1 bcadd() example

<?php

$a = '1.234';
$b = '5';

echo bcadd($a, $b); // 6
echo bcadd($a, $b, 4); // 6.2340

?>

See Also

  • bcsub() - Subtract one arbitrary precision number from another