gmp_hamdist

Function • Params and return types changed in PHP 8.0

Hamming distance.

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_hamdist Function synopsis

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

Parameters

$num1

TypeGMP|string|int

It should be positive.

$num2

TypeGMP|string|int

It should be positive.

Return value

Typeint

The hamming distance between $num1 and $num2, as an int.

Changes to the gmp_hamdist 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_hamdist($a, $b)
+ gmp_hamdist(GMP|string|int $num1, GMP|string|int $num2): int

gmp_hamdist 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