Module:az-last-vowel

This module lacks a documentation subpage. Please create it.

Useful links: subpage list • links • transclusions • testcases • sandbox

---

local export = {}

function export.main (str)
  local vowels = {'a', 'ı', 'o', 'u', 'e', 'ə', 'i', 'ö', 'ü'}
  local lastVowel = nil

  for i = #str, 1, -1 do
    local char = str:sub(i, i)
    if vowels:find(char, 1, true) then
      lastVowel = char
      break
    end
  end

  return lastVowel
end