bcadd

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

bcaddAdd two arbitrary precision numbers

Опис

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

Sums num1 and num2.

Параметри

num1

The left operand, as a string.

num2

The right operand, as a string.

scale
This parameter is used to set the number of digits after the decimal place in the result. If null, it will default to the default scale set with bcscale(), or fallback to the value of the bcmath.scale INI directive.

Значення, що повертаються

The sum of the two operands, as a string.

Помилки/виключення

This function throws a ValueError in the following cases:

  • num1 or num2 is not a well-formed BCMath numeric string.
  • scale is outside the valid range.

Журнал змін

Версія Опис
8.0.0 scale is now nullable.

Приклади

Приклад #1 bcadd() example

<?php

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

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

?>

Прогляньте також

  • bcsub() - Subtract one arbitrary precision number from another
  • BcMath\Number::add()