yakczh
V2EX  ›  问与答

对于md5字符串,有没有函数可以映射成整数?

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  •   yakczh · Nov 11, 2013 · 3424 views
    This topic created in 4593 days ago, the information mentioned may be changed or developed.
    4 replies    1970-01-01 08:00:00 +08:00
    takwai
        1
    takwai  
       Nov 11, 2013
    把每个字符都转为十进制就可以了吧。
    summic
        2
    summic  
       Nov 11, 2013
    <?php
    var_dump(hexdec(md5("v2ex")));
    senghoo
        3
    senghoo  
       Nov 11, 2013 via Android
    看下atoi的实现吧。就是十六进制而已。
    SoloCompany
        4
    SoloCompany  
       Nov 11, 2013
    128bit,你得至少要两个64bit的整数才够装哦
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