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bcadd

Description

The bcadd of BCMath for PHP adds two arbitrary precision numbers.

Syntax

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

Parameters

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 addition, as a string.

Examples

1 · num1 num2

<?

$num1 = '1.234';
$num2 = '5';

$return = bcadd($num1, $num2);

echo $return;

6

2 · scale

<?

$num1 = '1.234';
$num2 = '5';
$scale = 6;

$return = bcadd($num1, $num2, $scale);

echo $return;

6.234000

3 · bcscale

<?

$scale = 6;

bcscale($scale);

$num1 = '1.234';
$num2 = '5';

$return = bcadd($num1, $num2);

echo $return;

6.234000