gmp_perfect_power

(PHP 7 >= 7.3.0)

gmp_perfect_power — Perfect power check

Description

gmp_perfect_power ( mixed $a ) : bool

Checks whether a is a perfect power.

Parameters

a

Either a GMP number resource in PHP 5.5 and earlier, a GMP object in PHP 5.6 and later, or a numeric string provided that it is possible to convert the latter to a number.

Return Values

Returns TRUE if a is a perfect power, FALSE otherwise.

See Also