Module:Sandbox/Robingan7

--Robingan7 Google Code-in, Introduction to Lua in Wikipedia -- Lua Task 2 - Working with modules Google Code-in, Introduction to Lua in Wikipedia local 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

function p.temperature(frame) cel = tonumber(frame.args.celsius) or 0 fah=cel*9/5+32 msg= cel.. " degrees Celsius is " ..fah.." degrees Fahrenheit" if cel>9 then msg=msg.." it is hot" else msg=msg.." it is cold" end return msg end

-- Task 4 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 out end p.mum = function(frame) local family = {"Dad", "Mum", "Uncle Stan", "Aunty Elsie", "Brian","Robin","Gan","Lua"} local msg = "" for i = 1, #family do msg = msg .. "Hello " .. family[i] .. " "	end return msg end

p.sentence = function(frame) local str = frame.args.words or "" local out1= string.upper(string.sub(str, 1, 1)) local out2 = string.sub(str, 2) return out1..out2 end

p.unpackdate = function(frame) local dmydate = frame.args.dmydate or "" local day, month, year = string.match(dmydate, "(%d+) (%w+) (%d+)") return "Year = " .. year .. " Day = " .. day .. " Month = " .. month end

p.langnames = function(frame) local langlist = mw.language.fetchLanguageNames local langs = "" local count = 0 for k, v in pairs(langlist) do langs = langs .. k .. " - " .. v .. " " 		count = count + 1 end return langs .. " = " .. count .. " languages" end p.fallbacks = function(frame) local langcode = frame.args.langcode local langlist=mw.language.getFallbacksFor( langcode ) local langs="" local count=0 for k, v in pairs(langlist) do langs = langs .. k .. " - " .. v .. " " 		count = count + 1 end return langs .. " = " .. count .. " fallbacks" end p.pagename = function( frame ) local ttl = frame.args.title local ttlobj = mw.title.new( ttl ) local txt = ttlobj.text return txt end p.pageinfo = function( frame ) local ttl = frame.args.title or "" local ttlobj = mw.title.new( ttl) if ttlobj==nil then return "invaild title" else local txt = ttlobj.text local result="" result=result..txt if ttlobj.exists==true then result=result.." exists and " else result=result.." does not exist and " end if ttlobj.isRedirect==true then result=result.."is a redirect" else result=result.."is not a redirect " end return result end end return p