protected void Page_Load(object sender, EventArgs e) { MerchantService ms = new MerchantService(); DataSet ds = new DataSet(); ds = ms.GetNewMerchant(); if (ds != null) { string code = ds.Tables[0].Rows[0]["MerchantCode"].ToString(); ds.Tables[0].Rows[0]["MerchantPassword"] = "******"; ds.Tables[0].Rows[0]["MerchantName"] = "Name"; ds.Tables[0].Rows[0]["MerchantID"] = code; ds.Tables[0].Rows[0]["BuildDate"] = DateTime.Now; ds.Tables[0].Rows[0]["EffectiveDays"] = 0; ds.Tables[0].Rows[0]["Shutoff"] = false; string pwd = ds.Tables[0].Rows[0]["MerchantPassword"].ToString(); string name = ds.Tables[0].Rows[0]["MerchantName"].ToString(); string id = ds.Tables[0].Rows[0]["MerchantID"].ToString(); Boolean temp = ms.Join(ds); } }