--Google Code-in 2017, Introduction to Lua in Wikipedia.--Google Code-in 2017, Create your own Lua module on English Wikipedialocal p = -- p stands for package
function p.hello(frame) return "Hello, world!"end
p.Hi = function(frame) strName = frame.args.name or "Jimbo" return "Hello from Lua to my friend " .. strName .. ".
"end
p.temperature = function(frame) cel = frame.args.celsius or 0 fah = cel*9/5+32 msg = cel .. " degrees Celsius is " .. fah .." degrees Fahrenheit.
" if tonumber(cel) > 9 then msg = msg .. "It is warm." else msg = msg .. "It is cold." end return msgend
p.times = function(frame) local num = tonumber(frame.args.num) or 2 local out = num.." times table
" for i = 1, 12 do out = out .. num.." times "..i.." equals ".. i * num .. "
" end return outend
p.mum = function(frame) local family = local msg = "" for i = 1,#family do msg = msg .. "Hello " .. family[i] .. "
" end return msgend
p.langnames = function(frame) local langs = mw.language.fetchLanguageNames local langlist = "" local count = 0 for key, value in pairs(langs) do langlist = langlist .. key .. " - " .. value .. "
" count = count + 1 end return langlist .. "
= " .. count .. " languages"end
p.pageinfo = function(frame) local ttl = frame.args.title local ttlobj = mw.title.new(ttl) local exists = "" local redirect = "" if ttlobj.exists then exists = "exists" else exists = "does not exist" end if ttlobj.isRedirect then redirect = "a redirect" else redirect = "not a redirect" end local txt = ttl.." "..exists.." and is "..redirect.."
" return txtend
return p