MB_CASE_LOWER

Constant

MB_CASE_LOWER is one of the accepted parameters for mb_convert_case parameter #2.

MB_CASE_LOWER — Performs a full lower-case folding. This may change the length of the string. This is the mode used by mb_strtolower().

PHP 5
PHP 7
PHP 8.0-8.1
PHP 8.2-8.3
PHP 8.4
PHP 8.5
PHP 8.6
MB_CASE_LOWER = 1;

MB_CASE_LOWER Constant 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