Module:Sandbox/Anirudh23042003

-- Anirudh23042003 Google Code-In, Introduction to Lua in Wikipedia

-- Anirudh23042003 Google Code-In, Working with Modules 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

-- Anirudh23042003 Google Code-In, Calculations and Tests

p.temperature = function(frame) cel = tonumber(frame.args.celsius) or 0 fah = (cel*9/5) + 32 msg = cel .. " degress celsius is " .. fah .. " degrees Farenheit." if (cel > 9) then msg = msg .. " It is warm." 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", "Harry Potter", "Lord Voldemort", "Tony Stark"} 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 temp = string.sub(str, 1, 1) local out = string.upper(temp) local out = out .. string.sub(str, 2) return out 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.unpackdate2 = function(frame) local dmydate = frame.args.dmydate or "" local month, day, year = string.match(dmydate, "(%w+) (%d+), (%w+)") return "Year = " .. year .. " Day = " .. day .. " Month = " .. month end

--Task 5

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 or "" local langlist = mw.language.getFallbacksFor( langcode ) local langs = "" langs = " Language: " .. langcode .. " "	local count = 0 for k, v in pairs(langlist) do langs = langs .. k .. " - " .. v .. " "		count = count + 1 end langs = langs .. " = " .. count .. " languages." return langs 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 title = frame.args.title or " " title = mw.title.new(title) local exst, redir if title and title.exists then exst = 1 else exst = 0 end if title and title.isRedirect then redir = 1 else redir = 0 end local str = "" str = str .. (title and title.text or ' nil ') if exst == 1 then str = str .. " exists and" else str = str .. " does not exist and" end if redir == 1 then str = str .. " is a redirect." else str = str .. " is not a redirect." end return str end

return p