Returns the ordinal suffix for an input number.
function AddSuffix(num) assert(tonumber(num), 'AddSuffix expects a number.') local suffix = '' local n = num % 10 if (num - n) == 10 then suffix = 'th' else suffix = (n == 1 and 'st' or n == 2 and 'nd' or n == 3 and 'rd' or 'th') end return suffixend