View source for Module:Sandbox

local p = {}

function p.main(frame)
	local origArgs
	if frame == mw.getCurrentFrame() then -- Module called via #invoke.
		-- If the invoking template passed any arguments, use them.
		for k, v in pairs(frame.args) do
			origArgs = frame.args
			break
		end
		-- Otherwise, use the arguments that were passed into the template.
		if not origArgs then
			origArgs = frame:getParent().args
		end
	else -- Module called from another module or from the debug console.
		-- Assume the arguments are passed in directly.
		origArgs = frame
	end
	local args = {}
	for k, v in pairs(origArgs) do
		-- Only grab non-empty args where key is a positive integer
		if type(k) == 'number' and k >= 1 and math.floor(k) == k and mw.ustring.match(v, '%S') then
			table.insert(args, k)
		end
	end
	table.sort(args)
	return table.concat(args, origArgs.sep or ', ')
end

function p_main(args)

end

return p
Description	What you type	What you get
Italic	''Italic text''	Italic text
Bold	'''Bold text'''	Bold text
Bold & italic	'''''Bold & italic text'''''	*Bold & italic text*