gmp_cmp

Function • Params and return types changed in PHP 8.0

Compare numbers.

PHP 5
PHP 7
PHP 8.0
Improved
PHP 8.1
PHP 8.2-8.3
PHP 8.4
PHP 8.5
PHP 8.6

gmp_cmp Function synopsis

gmp_cmp(GMP|string|int $num1, GMP|string|int $num2): int

Parameters

$num1

TypeGMP|string|int

$num2

TypeGMP|string|int

Return value

Typeint

Returns a positive value if a > b, zero if a = b and a negative value if a < b.

Changes to the gmp_cmp Function

PHP 8.0

  • Return type added: int
  • Parameter name of parameter #1 changed: $a to $num1
  • Parameter type added for parameter #1 ($num1): GMP|string|int
  • Parameter name of parameter #2 changed: $b to $num2
  • Parameter type added for parameter #2 ($num2): GMP|string|int
- gmp_cmp($a, $b)
+ gmp_cmp(GMP|string|int $num1, GMP|string|int $num2): int

gmp_cmp 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 Yes
PHP 5.5Unsupported Yes
PHP 5.4Unsupported Yes
PHP 5.3Unsupported Yes