gmp_root

(PHP 5 >= 5.6.0, PHP 7, PHP 8)

gmp_root — Take the integer part of nth root

说明

gmp_root(GMP|int|string $num, int $nth): GMP

Takes the nth root of num and returns the integer component of the result.

参数

num

GMP 对象或 int ，或数字string。

nth

The positive root to take of num.

返回值

The integer component of the resultant root, as a GMP number.