gmp_random_seed

Function • Params and return types changed in PHP 8.0

Sets the RNG seed.

PHP 5
PHP 7.0
Added
PHP 7.1-7.4
PHP 8.0
Improved
PHP 8.1
PHP 8.2-8.3
PHP 8.4
PHP 8.5
PHP 8.6

gmp_random_seed Function synopsis

gmp_random_seed(GMP|string|int $seed): void

Parameters

$seed

TypeGMP|string|int

The seed to be set for the gmp_random, gmp_random_bits, and gmp_random_range functions.

Return value

The gmp_random_seed function is a void function; it does not return any values.

Changes to the gmp_random_seed Function

PHP 8.0

  • Return type added: void
  • Parameter type added for parameter #1 ($seed): GMP|string|int
- gmp_random_seed($seed)
+ gmp_random_seed(GMP|string|int $seed): void

PHP 7.0

  • Function added

gmp_random_seed 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 Yes
PHP 7.1Unsupported Yes
PHP 7.0Unsupported Yes
PHP 5.6Unsupported No
PHP 5.5Unsupported No
PHP 5.4Unsupported No
PHP 5.3Unsupported No