sodium_add

FunctionParams and return types changed in PHP 8.0

Add large numbers.

PHP 5
PHP 7.0-7.1
PHP 7.2
Added
PHP 7.3-7.4
PHP 8.0
Improved
PHP 8.1
PHP 8.2
PHP 8.3
PHP 8.4
PHP 8.5

sodium_add Function synopsis

sodium_add(string &$string1, string $string2): void

Parameters

$string1

Passed by referenceTypestring

String representing an arbitrary-length unsigned integer in little-endian byte order. This parameter is passed by reference and will hold the sum of the two parameters.

$string2

Typestring

String representing an arbitrary-length unsigned integer in little-endian byte order.

Note that the parameter $string1 is passed by reference, and contains additional/updated context data that may be useful.

Return value

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

Changes to the sodium_add Function

PHP 8.0

  • Return type added: void
  • Parameter name of parameter #1 changed: $string_1 to $string1
  • Parameter type added for parameter #1 ($string1): string
  • Parameter name of parameter #2 changed: $string_2 to $string2
  • Parameter type added for parameter #2 ($string2): string
- sodium_add(&$string_1, $string_2)
+ sodium_add(string &$string1, string $string2): void

PHP 7.2

  • Function added

sodium_add Function Availability

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