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- GMP 函数
gmp_div_qr
(PHP 4 >= 4.0.4, PHP 5, PHP 7, PHP 8)
gmp_div_qr — Divide numbers and get quotient and remainder
说明
gmp_div_qr(GMP|int|string$num1, GMP|int|string $num2, int $rounding_mode = GMP_ROUND_ZERO): array
The function divides num1 by num2.
参数
-
num1 -
The number being divided.
GMP 对象或 int ，或数字string。
-
num2 -
The number that
num1is being divided by.GMP 对象或 int ，或数字string。
-
rounding_mode -
See the gmp_div_q() function for description of the
rounding_modeargument.
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
示例 #1 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
User Contributed Notes
There are no user contributed notes for this page.官方地址：https://www.php.net/manual/en/function.gmp-div-qr.php