PHP5中文手册·Divide numbers and get quotient and remainder -- 追寻梦想＞编程乐园＞PHP 编程

说明

array gmp_div_qr ( resource $n , resource $d [, int $round ] )

The function divides n by d .

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 n 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.

round

See the gmp_div_q() function for description of the round argument.

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

Example#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]));
?>


	PHP5中文手册 gmp_div_q gmp_div_r GMP PHP Manual gmp_div_qr (PHP 4 >= 4.0.4, PHP 5) gmp_div_qr — Divide numbers and get quotient and remainder 说明 array gmp_div_qr ( resource `$n` , resource `$d` [, int `$round` ] ) The function divides `n` by `d` . 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 `n` 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. `round` See the gmp_div_q() function for description of the `round` argument. 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 Example#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() gmp_div_r() gmp_div_q gmp_div_r GMP PHP Manual

gmp_div_qr

说明

参数

返回值

范例

参见