mb_regex_encoding

Function • Deprecated in PHP 8.6

Set/Get character encoding for multibyte regex.

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
Deprecated

mb_regex_encoding Function synopsis

#[\Deprecated]
mb_regex_encoding(?string $encoding = null): string|bool

Parameters

$encoding

OptionalType?stringDefault valuenull

Return value

Typestring|bool

Changes to the mb_regex_encoding Function

PHP 8.6

  • Function deprecated

PHP 8.0

  • Return type added: string|bool
  • Parameter type added for parameter #1 ($encoding): ?string
  • Parameter default value added for position #1 ($encoding): null
- mb_regex_encoding($encoding)
+ mb_regex_encoding(?string $encoding = null): string|bool

mb_regex_encoding Function Availability

PHP VersionAvailability
PHP 8.6Upcoming Release Yes Deprecated
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