gmp_div_qr()

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

Divide numbers and get quotient and remainder

说明

gmp_div_qr(GMP$n, GMP$d[,int $round= GMP_ROUND_ZERO]): array

The function divides$nby$d.

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$nis 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。

$round

See the gmp_div_q() function for description of the$roundargument.

返回值

Returns an array, with the first element being[n/d](the integer result of the division)and the second being(n -[n/d]* d)(the remainder of the division).

范例

Division of GMP numbers

<?php
$a = gmp_init("0x41682179fbf5");
$res = gmp_div_qr($a, "0xDEFE75");
printf("Result is: q - %s, r - %s",
       gmp_strval($res[0]), gmp_strval($res[1]));
?>

参见

• gmp_div_q()Divide numbers
• gmp_div_r()Remainder of the division of numbers