Take the integer part of nth root

# gmp_root

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

gmp_root — Take the integer part of nth root

### Description

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

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

### Parameters

`num`

  A GMP object, an int, or a string that can be interpreted as a number following the same logic as if the string was used in gmp_init() with automatic base detection (i.e. when `base` is equal to 0).

`nth`

  The positive root to take of `num`.

### Return Values

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

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