module Base62
Constants
- PRIMITIVES
- VERSION
Public Class Methods
decode(str)
click to toggle source
# File lib/base62.rb, line 9 def decode(str) out = 0 str.split(//).reverse.each_with_index do |char, index| place = PRIMITIVES.size ** index out += PRIMITIVES.index(char) * place end out end
encode(int)
click to toggle source
# File lib/base62.rb, line 18 def encode(int) return "0" if int == 0 rem = int result = '' while rem != 0 result = PRIMITIVES[rem % PRIMITIVES.size].to_s + result rem /= PRIMITIVES.size end result end