gmp_div_qr

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

gmp_div_qr — Divide numbers and get quotient and remainder

说明

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

The function divides n by 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 n is 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 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() - Divide numbers
gmp_div_r() - Remainder of the division of numbers