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christopherhan/convert.js

Created May 24, 2011 16:21
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Revisions

  1. christopherhan revised this gist May 24, 2011. 1 changed file with 1 addition and 1 deletion.
    2 changes: 1 addition & 1 deletion convert.js
    View file
    Original file line number Diff line number Diff line change
    @@ -6,7 +6,7 @@ function decode(s) {
    var c = s.charAt(i);
    n = n * 64 + ALPHABET[c];
    }
    return n
    return n;
    }

    console.log(decode('EqfyK'));
  2. christopherhan created this gist May 24, 2011.
    12 changes: 12 additions & 0 deletions convert.js
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,12 @@
    var ALPHABET = {'-': 62, '1': 53, '0': 52, '3': 55, '2': 54, '5': 57, '4': 56, '7': 59, '6': 58, '9': 61, '8': 60, 'A': 0, 'C': 2, 'B': 1, 'E': 4, 'D': 3, 'G': 6, 'F': 5, 'I': 8, 'H': 7, 'K': 10, 'J': 9, 'M': 12, 'L': 11, 'O': 14, 'N': 13, 'Q': 16, 'P': 15, 'S': 18, 'R': 17, 'U': 20, 'T': 19, 'W': 22, 'V': 21, 'Y': 24, 'X': 23, 'Z': 25, '_': 63, 'a': 26, 'c': 28, 'b': 27, 'e': 30, 'd': 29, 'g': 32, 'f': 31, 'i': 34, 'h': 33, 'k': 36, 'j': 35, 'm': 38, 'l': 37, 'o': 40, 'n': 39, 'q': 42, 'p': 41, 's': 44, 'r': 43, 'u': 46, 't': 45, 'w': 48, 'v': 47, 'y': 50, 'x': 49, 'z': 51};

    function decode(s) {
    var n = 0;
    for(var i=0; i < s.length; i++) {
    var c = s.charAt(i);
    n = n * 64 + ALPHABET[c];
    }
    return n
    }

    console.log(decode('EqfyK'));