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for (int i = 0; i < this.panel1.Controls.Count; i++)
{
this.panel1.Controls[i].Visible = false;
}
Panel mypanel = new Panel();
ComboBox cBox1 = new ComboBox();
ComboBox cBox2 = new ComboBox();
Panel.Controls.Add(cBox1);
Panel.Controls.Add(cBox2);
<asp:Panel ID="panel1" runat="server">
<asp:Label ID="lb1" runat="server"></asp:Label>
<asp:TextBox ID="textbox1" runat="server"></asp:TextBox>
</asp:Panel>
this.panel1.Visible = true;//false
function getChecked()
{
//获取所有的名字为Checkbox的元素
var all =window.document.getElementsByName("Checkbox");
window.alert(all.length);
var x = "";
for (var i = 0; i < all.length; i++)
{
//获取他们的选中状态
if(all[i].checked == true)
{
x+= "1";
}
else
{
x+="0";
//然后设置他们的状态
all[i].style.display = "none";
}
}
//显示他们最初的选中情况
window.alert(x);
}