gmp_perfect_power

Function • Params and return types changed in PHP 8.0

Perfect power check.

PHP 5
PHP 7.0-7.2
PHP 7.3
Added
PHP 7.4
PHP 8.0
Improved
PHP 8.1
PHP 8.2-8.3
PHP 8.4
PHP 8.5
PHP 8.6

gmp_perfect_power Function synopsis

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

Parameters

$num

TypeGMP|string|int

Return value

Typebool

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

Changes to the gmp_perfect_power Function

PHP 8.0

  • Return type added: bool
  • Parameter name of parameter #1 changed: $a to $num
  • Parameter type added for parameter #1 ($num): GMP|string|int
- gmp_perfect_power($a)
+ gmp_perfect_power(GMP|string|int $num): bool

PHP 7.3

  • Function added

gmp_perfect_power Function Availability

PHP VersionAvailability
PHP 8.6Upcoming Release Yes
PHP 8.5Supported (Latest) Yes
PHP 8.4Supported Yes
PHP 8.3Security-Fixes Only Yes
PHP 8.2Security-Fixes Only Yes
PHP 8.1Unsupported Yes
PHP 8.0Unsupported Yes
PHP 7.4Unsupported Yes
PHP 7.3Unsupported Yes
PHP 7.2Unsupported No
PHP 7.1Unsupported No
PHP 7.0Unsupported No
PHP 5.6Unsupported No
PHP 5.5Unsupported No
PHP 5.4Unsupported No
PHP 5.3Unsupported No