Undigits This package provides undigits, the reverse of digits. julia> undigits([2, 4]) 42 julia> undigits([2, 4]; rev=true) 24 julia> undigits(UInt8, [1, 0, 1, 1]; base=2) 0x0d julia> n = UInt16(17); undigits(typeof(n), digits(n)) === n true