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C# code:

string strSql = "INSERT INTO guestbook (gb_date, gb_Name, gb_Tel ,gb_Email ,gb_Content) VALUES (@lybDate,@lybName,@lybTel,@lybMail,@lybContent)";
SqlParameter[] arParams = new SqlParameter[5];
arParams[0] = new SqlParameter("@lybName", lybName);
arParams[1] = new SqlParameter("@lybTel", lybTel);
arParams[2] = new SqlParameter("@lybMail", lybMail);
arParams[3] = new SqlParameter("@lybContent", lybContent);
arParams[4] = new SqlParameter("@lybDate", lybDate);



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