Module:Sandbox/Vushah

--Vushah Google Code-in 2019, Introduction to Lua in Wikipedia --Lua Task 2 - Working with Modules local p = {}

function p.hello( frame ) return "Hello, world!" end

p.Hi = function(frame) strName = frame.args.name or "Jimmy" return "Hello from Lua to my friend " .. strName .. ". " end

function p.converttemp(frame) cels = tonumber(frame.args.celsius) or 0 fahr = cels * 9 / 5 + 32 msg = cels .. " degrees Celsius is " .. fahr .. " degrees Fahrenheit." if cels > 9 then msg = msg .. " It is warm." else msg = msg .. " It is cold." end return msg end

-- Task 4 function p.timestable(frame) local numb = tonumber( frame.args.numb ) or 2 local out = numb .. " Times table " for i = 1, 12 do out = out .. numb .. " times " .. i .. " equals " .. i * numb .. " "	end return out end

function p.people(frame) local friends = {"Agnetha", "Betty", "Carlos", "Davinder", "Eloise", "John", "William", "Robert"} local msg = "" for i = 1, #friends do msg = msg .. "Hello " .. friends[i] .. " "	end return msg end

function p.sent(frame) local txt = frame.args.text or "" local out = string.upper(string.sub(txt, 1, 1)) .. string.sub(txt, 2) return out end

function p.unpack(frame) local dmy = frame.args.dmydate or "" local d, m, y = string.match(dmy, "(%d+) (%w+) (%d+)") return "Year = " .. y .. " Day = " .. d .. " Month = " .. m end

function p.langs(frame) local langslist = mw.language.fetchLanguageNames local out = "" local count = 0 for k, v in pairs(langslist) do out = out .. k .. " - " .. v .. " "		count = count + 1 end return out .. " = " .. count .. " languages" end

function p.fallbacklangs(frame) local langcode = frame.args.langcode or "" local fallbacklangs = mw.language.getFallbacksFor(langcode) local out = "" local count = 0 for k, v in pairs(fallbacklangs) do out = out .. k .. " - " .. v .. " "		count = count + 1 end return out .. " = " .. count .. " fallback languages for " .. langcode end

p.pgtitle = function( frame ) local title = frame.args.title local ttlobj = mw.title.new( title ) local txt = ttlobj.text return txt end

function p.pginfo(frame) local title = frame.args.title if title == "" or title == nil or 		string.find(title, "#") or string.find(title, "<") or 		string.find(title, ">") or string.find(title, "%[") or 		string.find(title, "%]") or string.find(title, "{") or 		string.find(title, "}") or string.find(title, "|") then return " title is a required parameter that cannot be empty and cannot contain the characters # < > [ ] { } | " end local ttlobj = mw.title.new( title ) local out = title if ttlobj.id == 0 then out = out .. " does not exist" else out = out .. " exists" end out = out .. " and" if ttlobj.isRedirect == true then out = out .. " is a redirect" else out = out .. " is not a redirect" end return out end return p