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PHP5中文手册

gmp_divexact

(PHP 4 >= 4.0.4, PHP 5)

gmp_divexact — Exact division of numbers

说明

resource gmp_divexact ( resource $n , resource $d )

Divides n by d , using fast "exact division" algorithm. This function produces correct results only when it is known in advance that d divides n .

参数

n

The number being divided.

It can be either a GMP number resource, or a numeric string given that it is possible to convert the latter to a number.

d

The number that a is being divided by.

It can be either a GMP number resource, or a numeric string given that it is possible to convert the latter to a number.

返回值

A GMP number resource.

范例

Example#1 gmp_divexact() example

<?php
$div1 
gmp_divexact("10""2");
echo 
gmp_strval($div1) . "\n";

$div2 gmp_divexact("10""3"); // bogus result
echo gmp_strval($div2) . "\n";
?>

上例将输出:

5
2863311534