gmp_perfect_power

(PHP 7 >= 7.3.0, PHP 8)

gmp_perfect_power — Perfect power check

說明

gmp_perfect_power(GMP|int|string $num): bool

Checks whether num is a perfect power.

參數(shù)

num

GMP 對象或 int ，或數(shù)字string。

返回值

Returns true if num is a perfect power, false otherwise.

參見