gmp_add

(PHP 4 >= 4.0.4, PHP 5, PHP 7, PHP 8)

gmp_addAdd numbers

说明

gmp_add(GMP|int|string $num1, GMP|int|string $num2): GMP

Add two numbers.

参数

num1

The first summand (augent).

GMP 对象或 int ,或数字string

num2

The second summand (addend).

GMP 对象或 int ,或数字string

返回值

A GMP number representing the sum of the arguments.

示例

示例 #1 gmp_add() example

<?php
$sum
= gmp_add("123456789012345", "76543210987655");
echo
gmp_strval($sum) . "\n";
?>

以上示例会输出:

200000000000000