Module:Age: Difference between revisions

return tostring(number) .. sep .. ((number == 1) and singular or plural)

-- this uses an interesting trick of Lua:

-- * or returns the first argument if it is not false, and the second argument if the first is false

-- * so, if number is 1, and evaluates (true and singular) returning (singular); or evaluates (singular or plural), finds singular non-false, and returns singular