gmp_divgmp_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.
可以是一个 GMP 数据 resouce，或一个可以转换为数值的字符串。
-
d -
The number that
ais being divided by.可以是一个 GMP 数据 resouce，或一个可以转换为数值的字符串。
返回值
GMP 数值资源.
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";
?>
以上例程会输出：
5 2863311534
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