Class: String

Inherits:
Object
  • Object
show all
Defined in:
lib/base62.rb

Constant Summary collapse

BASE62_PRIMITIVES = 
{
  "0" => 0,
  "1" => 1,
  "2" => 2,
  "3" => 3,
  "4" => 4,
  "5" => 5,
  "6" => 6,
  "7" => 7,
  "8" => 8,
  "9" => 9,
  "A" => 10,
  "B" => 11,
  "C" => 12,
  "D" => 13,
  "E" => 14,
  "F" => 15,
  "G" => 16,
  "H" => 17,
  "I" => 18,
  "J" => 19,
  "K" => 20,
  "L" => 21,
  "M" => 22,
  "N" => 23,
  "O" => 24,
  "P" => 25,
  "Q" => 26,
  "R" => 27,
  "S" => 28,
  "T" => 29,
  "U" => 30,
  "V" => 31,
  "W" => 32,
  "X" => 33,
  "Y" => 34,
  "Z" => 35,
  "a" => 36,
  "b" => 37,
  "c" => 38,
  "d" => 39,
  "e" => 40,
  "f" => 41 ,
  "g" => 42 ,
  "h" => 43 ,
  "i" => 44 ,
  "j" => 45 ,
  "k" => 46 ,
  "l" => 47 ,
  "m" => 48 ,
  "n" => 49 ,
  "o" => 50,
  "p" => 51,
  "q" => 52,
  "r" => 53,
  "s" => 54,
  "t" => 55,
  "u" => 56,
  "v" => 57,
  "w" => 58,
  "x" => 59,
  "y" => 60,
  "z" => 61
}

Instance Method Summary collapse

Instance Method Details

#base62_decode ⇒ Object 



69
70
71
72
73
74
75
76
77
78
 
# File 'lib/base62.rb', line 69

def base62_decode
  i = 0
  i_out = 0
  self.split(//).reverse.each do |c|
    place = BASE62_PRIMITIVES.size ** i
    i_out += BASE62_PRIMITIVES[c] * place
    i += 1
  end
  i_out
end