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Module:If empty

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This is an old revision of this page, as edited by Jackmcbarn (talk | contribs) at 21:23, 23 December 2014 (properly handle blanks acting like empties (I'm not sure it's a good idea to do this at all, but if it is, this is how you should do it)). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.

local p = {}

function p.main(frame)
	local args = require('Module:Arguments').getArgs(frame, {wrappers = 'Template:If empty', removeBlanks = false})
	for i = 1,9 do
		if args[i] == nil then
			args[i] = ''
		end
	end
	for _,v in ipairs(args) do
		if v ~= '' then
			return v
		end
	end
end

return p
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