| "<%$ ConnectionStrings:AppConnectionString1 %>">
<UpdateParameters>
<asp:Parameter Type="String" Name="CompanyName"></asp:Parameter>
<asp:Parameter Type="String" Name="ContactTitle"></asp:Parameter>
<asp:Parameter Type="String" Name="CustomerID"></asp:Parameter>
</UpdateParameters>
</asp:SqlDataSource>
<asp:Button ID="Button1" Runat="server" Text="Button" OnClick="Button1_Click" />
</div>
</form>
</body>
</html> 另外一个方法是用组合SQL语句来进行的，速度比较快，原理也容易明白
<%@ Page Language="C#" %>
<%@ Import Namespace="System.Text" %>
<%@ Import Namespace="System.Data.SqlClient" %>
<script runat="server">
void Button1_Click(object sender, EventArgs e)
{
StringBuilder query = new StringBuilder();
for (int i = 0; i < GridView1.Rows.Count; i++)
{
GridViewRow row = GridView1.Rows[i];
string value1 = ((TextBox)row.Cells[0].FindControl("TextBox2")).Text.Replace("''''","''''''''");
string value2 = ((TextBox)row.Cells[1].FindControl("TextBox3")).Text.Replace("''''","''''''''");
string value3 = GridView1.DataKeys[i].Value.ToString();
query.Append("UPDATE [Customers] SET [CompanyName] = ''''")
.Append(value1).Append("'''' , [ContactTitle] = ''''")
.Append(value2).Append("'''' WHERE [CustomerID] = ''''")
.Append(value3).Append("'''';\n");
}
SqlConnection con = new SqlConnection(ConfigurationSettings.ConnectionStrings["AppConnectionString1"].ConnectionString);
SqlCommand command = new SqlCommand(query.ToString(), con);
con.Open();
command.ExecuteNonQuery();
con.Close();
}
void Page_Load(object sender, EventArgs e)
{
if (!Page.IsPostBack)
{
SqlConnection con = new SqlConnection(ConfigurationSettings.ConnectionStrings["AppConnectionString1"].ConnectionString);
SqlCommand command = new SqlCommand("SELECT [CustomerID], [CompanyName], [ContactName], [ContactTitle] FROM [Customers]", con);
con.Open();
GridView1.DataSource = command.ExecuteReader();
GridView1.DataBind();
con.Close();
}
}
</scrip 上一页 [1] [2] [3] 下一页 | 
