# gmp_rootrem

(PHP 5 >= 5.6.0, PHP 7)

gmp_rootrem — Take the integer part and remainder of nth root

### 说明

gmp_rootrem ( GMP `$a` , int `$nth` ) : array

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.