模組:Vmf-sortkey
local export = {}
local u = mw.ustring.char
local remove_diacritics = u(0x0300) .. "-" .. u(0x0302) .. u(0x0308) .. u(0x030A) -- grave, acute, circumflex, diaeresis, ring above, cedilla
local oneChar = {
["ß"] = "ss"
}
function export.makeSortKey(text, lang, sc)
return mw.ustring.upper(mw.ustring.toNFC(mw.ustring.gsub(mw.ustring.toNFD(mw.ustring.gsub(mw.ustring.lower(text), ".", oneChar)), "[" .. remove_diacritics .. "]", "")))
end
return export