把一个数值 映射成一长串字符串,有什么思路 - V2EX
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yakczh

把一个数值 映射成一长串字符串,有什么思路

  •   
  •   yakczh Nov 18, 2014 3166 views
    This topic created in 4180 days ago, the information mentioned may be changed or developed.
  • 字符串
  • 数值
  • 映射
    7 replies    2014-11-18 22:05:19 +08:00
    20150517
        1
    20150517  
       Nov 18, 2014 via Android
    hash?
    yakczh
        2
    yakczh  
    OP
       Nov 18, 2014
    @20150517
    有没有例子?
    sneezry
        3
    sneezry  
       Nov 18, 2014
    md5,sha,base64混搭着用
    Saaee
        4
    Saaee  
       Nov 18, 2014 via Android
    md5不行么
    /table>
    imn1
        5
    imn1  
       Nov 18, 2014
    定长hash，不定长自己写个转换算法也不是啥难事
    mornlight
        6
    mornlight  
       Nov 18, 2014
    可逆的你可以用AES，DES加密，不可逆的就用常见的密码加密算法啊。
    不要求保密的base64是最简单的。
    vulgur
        7
    vulgur  
       Nov 18, 2014
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