function Mbstring::mb_ucfirst

File

vendor/symfony/polyfill-mbstring/Mbstring.php, line 872

Class

Mbstring

Partial mbstring implementation in PHP, iconv based, UTF-8 centric.

Namespace

Symfony\Polyfill\Mbstring

Code

public static function mb_ucfirst(string $string, ?string $encoding = null) : string {
    if (null === $encoding) {
        $encoding = self::mb_internal_encoding();
    }
    else {
        self::assertEncoding($encoding, 'mb_ucfirst(): Argument #2 ($encoding) must be a valid encoding, "%s" given');
    }
    $firstChar = mb_substr($string, 0, 1, $encoding);
    $firstChar = mb_convert_case($firstChar, \MB_CASE_TITLE, $encoding);
    return $firstChar . mb_substr($string, 1, null, $encoding);
}