Luna::utf8_encode_char

usize utf8_encode_char(c8 *dst, c32 ch)

Encodes the Unicode character into 1~6 UTF-8 characters.

Parameters

• in dst

  The buffer for writing encoded UTF-8 characters.

• in ch

  The Unicode character to encode.

Return value

Returns the number of UTF-8 characters written to dst.

Valid Usage

• dst must be large enough to hold all UTF-8 characters written. The user can use utf8_charspan to check the required space in advance.