C#网格视图数据源到数据表

using System;
using System.Data;
using System.Web.UI.WebControls;

public partial class GridViewExample : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            // 创建一个DataTable
            DataTable dt = new DataTable();
            dt.Columns.Add("ID", typeof(int));
            dt.Columns.Add("Name", typeof(string));
            dt.Columns.Add("Age", typeof(int));

            // 添加数据行
            dt.Rows.Add(1, "Alice", 25);
            dt.Rows.Add(2, "Bob", 30);
            dt.Rows.Add(3, "Charlie", 35);

            // 绑定到GridView
            GridView1.DataSource = dt;
            GridView1.DataBind();
        }
    }
}

GridView1.DataSource = dt;
GridView1.DataBind();

<asp:GridView ID="GridView1" runat="server" AllowPaging="True" AllowSorting="True">
</asp:GridView>

protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)
{
    GridView1.PageIndex = e.NewPageIndex;
    BindData();
}

protected void GridView1_Sorting(object sender, GridViewSortEventArgs e)
{
    // 处理排序逻辑
}

<asp:GridView ID="GridView1" runat="server" AutoGenerateEditButton="True" AutoGenerateDeleteButton="True">
    <Columns>
        <asp:CommandField ShowEditButton="True" ShowDeleteButton="True" />
    </Columns>
</asp:GridView>

protected void GridView1_RowEditing(object sender, GridViewEditEventArgs e)
{
    GridView1.EditIndex = e.NewEditIndex;
    BindData();
}

protected void GridView1_RowDeleting(object sender, GridViewDeleteEventArgs e)
{
    // 处理删除逻辑
}