摘要:
1、创建ValidCode类: public class ValidCode { #region Private Fields private const double PI = 3.1415926535897932384626433832795; private const double PI2 = 6.283185307179586476925286766559; //private readonly int _wordsLen = 4; private int _len; private Code... 阅读全文
posted @ 2014-03-29 16:14
aparche
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