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public int ExecProcAdd()
        {
            SqlCommand cmd = new SqlCommand();
            cmd.CommandType = CommandType.StoredProcedure;
            cmd.CommandText = "adduser";//Äõ½´æ´¢¹ý³ÌµÄÃû×Ö
//--------------------------------´ø²ÎÊýµÄ´æ´¢¹ý³Ì(3¸ö)-----------------------------------------
            SqlParameter p1 = new SqlParameter("@username",typeof(string));
            SqlParameter p2 = new SqlParameter("@userpwd",typeof(string));
//-----------------------------------------------------------------------------------------
  //ÓÃsqldbtype.int²»»á³ö´í£¬×îºÃÓÃËü
            SqlParameter p3 = new SqlParameter("@userid",SqlDbType.Int);
            //Óзµ»ØÖµµÄ´æ´¢¹ý³Ì
     p3.Direction = ParameterDirection.Output;
            p1.Value = "ÕÅÈý";//¸ø´øµÄ²ÎÊý¸³Öµ
            p2.Value = "123456";
      
          //½«Æä¼ÓÈëµ½
            cmd.Parameters.Add(p1);
            cmd.Parameters.Add(p2);
            cmd.Parameters.Add(p3);
            cmd.Connection = Conn;
//-------------------------------------------------------------


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   Synth£¬ËüÊÇÒ»¸öÍêÕûµÄÍâ¹Û£¬¶ø²»ÊÇÒ»¸öÖ÷Ì⣬ËüÕë¶ÔµÄ²¢²»ÊdzÌÐòÔ±£¬¶øÊǽçÃæÉè¼ÆÈËÔ±£¬ÈÃËûÃDz»±ØÕÆÎÕJava ÖªÊ¶±ãÄܹ»½øÐÐÏàÓ¦½çÃæµÄÑ¡Ôñ¶¨ÖÆ¡£²ÉÓÃÁËSynth ºó£¬ÎÒÃDz»ÄÜ´ÓÏÖÓÐÍâ¹Û»òÖ÷ÌâÅÉÉú×ÓÀà¡¢ÐÞ¸Ä×ÖÌå»òÑÕÉ«£¬¶øÊÇͨ¹ý×ªÔØ²»Í¬µÄXML ÎļþÒÔ´ïµ½¶Ô ......

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       1¡¢finalÐÞÊÎÀàÖеÄÊôÐÔ»òÕß±äÁ¿
              ÎÞÂÛÊôÐÔÊÇ»ù±¾ÀàÐÍ»¹ÊÇÒýÓÃÀàÐÍ£¬finalËùÆðµÄ×÷Óö¼ÊDZäÁ¿ÀïÃæ´æ·ÅµÄ“Öµ”²»Äܱ䡣
    &n ......

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    conn.setAutoCommit(false);
    if(!ok) conn.rollBack();
    // after all done
    conn.commit();
    conn.setAutoCommit(true);
   
ǧÍò±ðÍü¼ÇÒª¼Óconn.commit()·ñÔò²»»áÖ´ÐÐÊÂÎñµÄ¡£
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public class Calendar {
 /**
  * Ö±½ÓµÄ¿ÉÒԲ鿴Ч¹û
  * @param args
  */
 public static void main(String[] args) {
  
  int year=input.nextInt();//Äê
  int month=input.nextInt();//ÔÂ
  int yearday=0;//Äê×ÜÌìÊý
  //¼ ......
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