Module:Rail-interchange multi

local p = {}

function p.row(frame)

local data = frame.args[1]

local div = frame.args['div']

local result, sep, default = ,

local args = {}

data = mw.text.split(data, '+')

for i1, v1 in ipairs(data) do

args = {}

if v1 ~= '' and v1 ~= '\\' then

local tmp = mw.text.split(v1, '\\')

if i1 == 1 then

default = tmp[1]

else

sep = ' '

end

for i2, v2 in ipairs(tmp) do

if i2 < 5 then

if i2 == 1 then

args[i2] = (string.find((v2 or ''), '^%s*$') and default or v2)

else

args[i2] = (string.find((v2 or ''), '^%s*$') and nil or v2)

end

end

end

if args[1] or args[2] then

result = result .. sep .. frame:expandTemplate{ title = 'Rail-interchange', args = args }

end

end

end

if div == 'yes' or div == 'y' then result = '

' end

return result

end

function p.doublerow(frame)

local data = frame.args[1]

local result, sep, default = ,

local args = {}

local sep_code = {

[0] = '
',

[1] = '