摘要： 1 SqlConnection con = DB.mysqlconnection(); 2 SqlDataAdapter da = new SqlDataAdapter("SQL语句"); 3 DataSet ds = new DataSet(); 4 da.Fill(ds); 5 System.Text.StringBuilder sb = new System.Text.StringBuilder(); 6 if (ds.Tables[0].Rows.Count > 0) 7 { 8 ... 阅读全文