GMP 函数
PHP Manual

gmp_rootrem

(PHP 5 >= 5.6.0, PHP 7)

gmp_rootremTake the integer part and remainder of nth root

说明

array gmp_rootrem ( GMP $a , int $nth )

Takes the nth root of a and returns the integer component and remainder of the result.

参数

a

可以是一个 GMP 数据 resouce,或一个可以转换为数值的字符串。

nth

The positive root to take of a.

返回值

A two element array, where the first element is the integer component of the root, and the second element is the remainder, both represented as GMP numbers.


GMP 函数
PHP Manual