mb_ucfirst

(PHP 8 >= 8.4.0)

mb_ucfirstMake a string's first character uppercase

説明

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).

パラメータ

string
The input string.
encoding
The string encoding.

戻り値

Returns the resulting string.

参考

  • mb_lcfirst() - Make a string's first character lowercase
  • mb_convert_case() - 文字列に対してケースフォールディングを行う
  • ucfirst() - 文字列の最初の文字を大文字にする