모듈:If empty

local p = {}

function p.main(frame)
local args = require('Module:Arguments').getArgs(frame, {wrappers = 'Template:Ifempty', removeBlanks = false})

-- For backwards compatibility reasons, the first 8 parameters can be unset instead of being blank,
-- even though there's really no legitimate use case for this. At some point, this will be removed.
local lowestNil = math.huge
for i = 8,1,-1 do
if args[i] == nil then
args[i] =
lowestNil = i
end
end

for k,v in ipairs(args) do
if v ~= then
if lowestNil < k then
-- If any uses of this template depend on the behavior above, add them to a tracking category.
-- This is a rather fragile, convoluted, hacky way to do it, but it ensures that this module's output won't be modified
-- by it.
-- frame:extensionTag('ref', , {group = 'TrackingCategory'})
-- frame:extensionTag('references', , {group = 'TrackingCategory'})
end
return v
end
end
end

return p