mb_ucfirst

Function • Added in PHP 8.4

Make a string's first character uppercase.

PHP 5
PHP 7
PHP 8.0-8.1
PHP 8.2-8.3
PHP 8.4
Added
PHP 8.5
PHP 8.6

mb_ucfirst Function synopsis

mb_ucfirst(string $string, ?string $encoding = null): string

Parameters

$string

Typestring

$encoding

OptionalType?stringDefault valuenull

Return value

Typestring

Changes to the mb_ucfirst Function

PHP 8.4

  • Function added

mb_ucfirst Function Availability

PHP VersionAvailability
PHP 8.6Upcoming Release Yes
PHP 8.5Supported (Latest) Yes
PHP 8.4Supported Yes
PHP 8.3Security-Fixes Only No
PHP 8.2Security-Fixes Only No
PHP 8.1Unsupported No
PHP 8.0Unsupported No
PHP 7.4Unsupported No
PHP 7.3Unsupported No
PHP 7.2Unsupported No
PHP 7.1Unsupported No
PHP 7.0Unsupported No
PHP 5.6Unsupported No
PHP 5.5Unsupported No
PHP 5.4Unsupported No
PHP 5.3Unsupported No