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我有一個gridview有兩列其中之一是模板字段與下拉列表..我想用gridview外的保存按鈕保存所有行到數據庫,但當我點擊它只保存gridview的第一行..我如何保存整個gridview到數據庫?將gridview的所有行保存到數據庫asp.net c#
protected void Button1_Click(object sender, EventArgs e)
{
for (int i = 0; i < GridView2.Rows.Count; i++)
{
GridViewRow row = GridView2.Rows[i];
string coursecode = DropDownList1.SelectedValue.ToString();
string weekno = DropDownList2.SelectedValue.ToString();
string day = DropDownList3.SelectedValue;
string stid = row.Cells[0].Text;
DropDownList ddlstatus = (DropDownList)row.Cells[1].FindControl("DropDownList9");
string status = ddlstatus.SelectedValue.ToString();
double percentage;
if (status == "A")
{
if (day == "Saturday")
{
percentage = 6.66;
}
else
{
percentage = 3.33;
}
}
else
{
percentage = 0;
}
String strConnString = ConfigurationManager.ConnectionStrings["ConnectionString"].ConnectionString;
SqlConnection con = new SqlConnection(strConnString);
String query = "insert into Attendance values (@CourseCode, @St_ID, @WeekNo, @Day,@Status, @Percentage)";
SqlCommand cmd = new SqlCommand(query, con);
cmd.Parameters.AddWithValue("@CourseCode", coursecode);
cmd.Parameters.AddWithValue("@WeekNo", weekno);
cmd.Parameters.AddWithValue("@Day", day);
cmd.Parameters.AddWithValue("@St_ID", stid);
cmd.Parameters.AddWithValue("@Status", status);
cmd.Parameters.AddWithValue("@Percentage", percentage);
con.Open();
cmd.ExecuteNonQuery();
con.Close();
Response.Redirect("~/DoctorAddEditAttendance.aspx");
}
}
這是因爲你'Redirect'內循環。但是如果你使用數據綁定,你會更容易。 – Crowcoder
解決了,謝謝。你能否寫下你的答案,以便我可以標記爲已解決 –