mb_ucfirst

(PHP 8 >= 8.4.0)

mb_ucfirst — Make a string's first character uppercase

说明

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

Performs a multi-byte safe ucfirst() operation, and returns a string with the first character of string capitalized, if that character is an ASCII character in the range from "a" (0x61) to "z" (0x7a).

参数

string
The input string.
encoding
The string encoding.

返回值

Returns the resulting string.

参见