Module:Sandbox/bleed.tech explained

-- bleed.tech Google Code-in, Introduction to Lua in Wikipedia-- name of this task is 'Lua Task #2'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

-- Task 3p.Temperature = function(frame) cel = frame.args.celsius cel = tonumber(cel) if cel

nil then cel=0 end fah = cel*9/5+32 msg=cel.." degress Celsius is "..fah.." degrees Fahrenheit." if cel>9 then msg=msg.."It is warm." else msg=msg.."It is cold." end return msgend

-- Task 4p.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 msgendp.sentence = function(frame) local str = frame.args.words or "" local first_letter = string.sub(str, 1, 1) first_letter_upper = string.upper(first_letter) local second_letter = string.sub(str, 2)

return first_letter_upper .. second_letterendp.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 endp.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"endp.fallbacks = function(frame) lang = frame.args.langcode langcode=mw.language.getFallbacksFor("lang") return langcodeendreturn p