intltz_get_canonical_id

Function • Params and return types changed in PHP 8.0
PHP 5.3-5.4
PHP 5.5
Added
PHP 5.6
PHP 7
PHP 8.0
Improved
PHP 8.1-8.2
PHP 8.3
PHP 8.4
PHP 8.5

intltz_get_canonical_id Function synopsis

intltz_get_canonical_id(string $timezoneId, &$isSystemId = null): string|false

Parameters

$timezoneId

Typestring

$isSystemId

Passed by reference, OptionalDefault valuenull

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

Return value

Typestring|false

Changes to the intltz_get_canonical_id Function

PHP 8.0

  • Return type added: string|false
  • Parameter name of parameter #1 changed: $zoneId to $timezoneId
  • Parameter type added for parameter #1 ($timezoneId): string
  • Parameter name of parameter #2 changed: $isSystemID to $isSystemId
  • Parameter default value added for position #2 ($isSystemId): null
- intltz_get_canonical_id($zoneId, &$isSystemID)
+ intltz_get_canonical_id(string $timezoneId, &$isSystemId = null): string|false

PHP 5.5

  • Function added

intltz_get_canonical_id Function Availability

PHP VersionAvailability
PHP 8.5Upcoming Release Yes
PHP 8.4Supported (Latest) Yes
PHP 8.3Supported Yes
PHP 8.2Security-Fixes Only 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 Yes
PHP 7.0Unsupported Yes
PHP 5.6Unsupported Yes
PHP 5.5Unsupported Yes
PHP 5.4Unsupported No
PHP 5.3Unsupported No