Road-block/UTF8

utf8 Lua packaged for World of Warcraft. Adds several utf8 aware methods to the string library. Can be used as a standalone addon or embedded.

LuaMIT

Installation

As a standalone addon from https://github.com/Road-block/UTF8/releases
Embedded in your addon

Embedding

Copy utf8.lua and optionally utf8data.lua (if you wish to use utf8upper/lower methods) to your addon's file structure
Load the files from your addon's .toc or embeds.xml

Usage

After loading UTF8 the following methods are available in the string library

string.utf8len
string.utf8sub
string.utf8reverse
string.utf8char
string.utf8unicode
string.utf8byte
string.utf8gensub
string.utf8find
string.utf8match
string.utf8gmatch
string.utf8gsub
string.utf8upper *
string.utf8lower *

* if utf8data.lua is loaded