Module:If empty

Documentation for this module may be created at Module:If empty/doc

-- this is intended to replace {{If empty}}
local p = {};
function p.run(frame)
	local args = require('Module:Arguments').getArgs(frame)
	local i = 0
	args[table.getn(args)] = ''
	while not string.len(args[i]) do
		i = i + 1
	end
	return args[i]
end
return p