Module:TxDOT explained

local p =

local insert = table.insert

function p.url(frame) local pframe = frame:getParent local config = frame.args -- the arguments passed BY the template, in the wikitext of the template itself local args = pframe.args -- the arguments passed TO the template, in the wikitext that transcludes the template local type = args[1] local route = tonumber(args[2]) local suffix = args[3] or local url = if type

"FM" then if route < 500 then insert(url, ) elseif route < 1000 then insert(url, "0500") elseif route < 1500 then insert(url, "1000") elseif route < 2000 then insert(url, "1500") elseif route < 2500 then insert(url, "2000") elseif route < 3000 then insert(url, "2500") elseif route < 3500 then insert(url, "3000") elseif route >= 3500 then insert(url, "3500") end end insert(url, "/") insert(url, type) insert(url, string.format("%04d", route)) insert(url, suffix) insert(url, ".htm") return table.concat(url)end

return p