联系各种动态添加表格

来源：互联网发布：java中强制类型转换编辑：程序博客网时间：2024/06/11 02:21

HtmlTable表格添加 DataTable表格添加 Web动态表格添加三种方法

protected void Button1_Click(object sender, EventArgs e)
    {
        HtmlTable table = new HtmlTable();
        for (int i = 0; i < 5; i++)
        {
            HtmlTableRow row = new HtmlTableRow();
            for (int j = 0; j < 5; j++)
            {
                HtmlTableCell cell = new HtmlTableCell();
                cell.InnerHtml = string.Format("i:{0},j:{1} ", i, j);
                row.Cells.Add(cell);
            }
            table.Rows.Add(row);
        }
        this.Controls.Add(table);
    }
    protected void Button2_Click(object sender, EventArgs e)
    {
        Table t = new Table();
        for (int i = 0; i < 3; i++)
        {
            TableRow row = new TableRow();
            for (int j = 0; j < 3; j++)
            {
                TableCell cell = new TableCell();
                Button btn = new Button();
                btn.Text = i.ToString() + j.ToString();
                cell.Controls.Add(btn);
                row.Cells.Add(cell);
            }
            t.Rows.Add(row);
        }
        this.Panel1.Controls.Add(t);
    }
    protected void Button3_Click(object sender, EventArgs e)
    {
        DataTable dt = new DataTable();
        DataColumn dc = new DataColumn();
        dc.ColumnName = "id";
        dc.DataType = typeof(int);
        dc.AllowDBNull = false;
        dc.AutoIncrement = true;
        dc.AutoIncrementSeed = 1;
        dc.AutoIncrementStep = 1;

dt.Columns.Add(dc);

        dc = new DataColumn();
        dc.ColumnName = "name";
        dc.DataType = typeof(string);
        dc.AllowDBNull = false;

dt.Columns.Add(dc);

        DataRow row = dt.NewRow();
        row["name"] = "张三";
        dt.Rows.Add(row);
        row = dt.NewRow();
        row["name"] = "李四";
        dt.Rows.Add(row);
        row = dt.NewRow();
        row["name"] = "王五";
        dt.Rows.Add(row);

        this.DropDownList1.DataSource = dt;
        this.DropDownList1.DataTextField = "name";
        this.DropDownList1.DataValueField = "id";
        this.DropDownList1.DataBind();

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