Module:Yesno

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

-- Simple yes/no logic
return function (val, default)
	val = type(val) == 'string' and mw.ustring.lower(val) or val
	if val == nil then
		return default
	end
	if val == true or val == 'yes' or val == 'y' or val == 'true' or val == '1' then
		return true
	elseif val == false or val == 'no' or val == 'n' or val == 'false' or val == '0' then
		return false
	else
		return default
	end
end