📄 checkboxlistvalueselected.aspx

📁 asp.net技术内幕的书配源码

💻 ASPX

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<%@ Page Language="C#"%>

<script runat=server>

void Button_Click(Object sender , EventArgs e) 
{
   string strTextList = String.Empty, strValueList = String.Empty;

  foreach (ListItem itmProduct in chklProducts.Items)
  if (  itmProduct.Selected )
  {
    strTextList += "<li>" + itmProduct.Text;
    strValueList += "<li>" + itmProduct.Value;
  lblSelectedText.Text = strTextList.ToString();
  lblSelectedValue.Text = strValueList.ToString();
}
}
</Script>

<html>
<head><title>CheckBoxListValueSelected.aspx</title></head>
<body>

<form Runat="Server">

<asp:CheckBoxList
  id="chklProducts"
  Runat="Server">
  <asp:ListItem
    Text="Hair Dryer"
    Value="A8999" />
  <asp:ListItem
    Text="Shaving Cream"
    Value="S7777"
    Selected="True"/>
  <asp:ListItem
    Text="Electric Comb"
    Value="E23234" />
</asp:CheckBoxList>

<p>

<asp:Button
  Text="Select Products!"
  OnClick="Button_Click"
  Runat="Server" />

<hr>

Selected Text:

<asp:Label
  id="lblSelectedText"
  Runat="Server" />

<p>
Selected Value:
<asp:Label
  ID="lblSelectedValue"
  Runat="Server" />

</form>

</body>
</html>

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