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| using System; | |
| using System.Collections.Generic; | |
| using System.Text; | |
| namespace Mickey.Utils | |
| { | |
| /// <summary> | |
| /// 字符串编码/解码 | |
| /// </summary> | |
| public static class StringEncoder | |
| { |
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| <?php | |
| /** | |
| * StringUtil | |
| * | |
| * @author mickey | |
| * @version 1.0 | |
| * @package Utility | |
| */ | |
| final class StringUtil | |
| { |
xixilive
/ shorten.rb
Created
April 28, 2012 10:40
Base32 string encoder, generate a unique shorten string from a long string, such as a url
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| require 'digest/md5' | |
| module Shorten | |
| #base32 | |
| TABLE = %w(a b c d e f g h i j k l m n o p q r s t u v w x y z 2 3 4 6 7 8) | |
| # short('balabala') => Array | |
| # short('balabala',1) => String, Array[1] | |
| def self.short long_str, index = nil | |
| index = (0..3).to_a.include?(index) ? index : nil | |
| hash_string = Digest::MD5.hexdigest(long_str) |
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