以textboxt显示数据 [英] display data in textboxt
本文介绍了以textboxt显示数据的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
大家好,
如果单击下拉列表,如何在textboxt中显示数据。
此代码仅在设计器中,当我点击下拉列表,我将显示数据,您也可以编辑和更新数据。
Hi All,
How to display data in textboxt when you click dropdownlist.
This code only in designer, when i click dropdownlist,i will appear data and you may also can edit and update it data.
<table style="width: 100%">
<tr>
<td align = "right" style="height: 67px">
<asp:Label ID="LabelResp" runat="server" Text="Response Status: "
></asp:Label>
</td>
<td style="height: 67px">
<asp:DropDownList ID="DropDownList1" runat="server" AutoPostBack="True">
</asp:DropDownList>
</td>
</tr>
<tr>
<td colspan="2" >
<asp:TextBox ID="TextBox1" runat="server" Height="300px" Width="500px" ></asp:TextBox>
<asp:HtmlEditorExtender ID="TextBox1_HtmlEditorExtender" runat="server" DisplaySourceTab ="false" EnableSanitization ="false"
Enabled="True" TargetControlID="TextBox1">
</asp:HtmlEditorExtender>
</td>
</tr>
<tr>
<td colspan="2" align="center">
<br />
<asp:Button ID="Button1" runat="server" Text="Save" />
<asp:Label ID="lblMessage" runat="server" ForeColor="#009933"></asp:Label>
</td>
</tr>
</table>
提前致谢。
Thanks in advance.
推荐答案
1.set DropDownList的属性:AutoPostBack = true
2.add onchange event
1.set DropDownList's attribute :AutoPostBack=true
2.add onchange event
<asp:dropdownlist id="DropDownList1" onchange="change()" runat="server" autopostback="True" >
3.
3.
function change(){
document.getElementById("TextBox1").innerText="1234";
}
以前的代码是客户端scrpit。
服务器代码:add SelectedIndexChanged
事件
the previous code is client scrpit.
Server code :add SelectedIndexChanged
event
<asp:dropdownlist id="DropDownList1" OnSelectedIndexChanged="DropDownList1_SelectedIndexChanged" runat="server" autopostback="True" >
protected void DropDownList1_SelectedIndexChanged(object sender, EventArgs e)
{
TextBox1.Text="1234";
}
http://msdn.microsoft.com/zh-tw/library/system.web.ui.webcontrols.listcontrol.selectedindexchanged.aspx [ ^ ]
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