📄 bodycolor.aspx

📁 asp.net经典案例资料

💻 ASPX

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<html>
  <head>
    <title>Body Color</title>
    <script language="C#" runat="server" >
    void Page_Load()
    {
      if(!IsPostBack)
      {
        ArrayList colorList = new ArrayList();
        colorList.Add("LightBlue");
        colorList.Add("DarkGreen");
        colorList.Add("DimYellow");
        colorList.Add("Orange");
        colorList.Add("FloralWhite");
        colorList.Add("Gainsboro");

        ColorSelector.DataSource = colorList;
        ColorSelector.DataBind();
      }
    }

    void OnSubmit(object sender, EventArgs arg)
    {
      body.Attributes.Add(
        "BGColor", 
        ColorSelector.Items[ColorSelector.SelectedIndex].Value );
    }
    </script>
  </head>

  <body id="body" runat="server">
  <form id="form1" runat="server">
    <h3>选择颜色</h3>
    <select id="ColorSelector" runat="server">
    </select>
    <br/>
    <input type="submit" OnServerClick="OnSubmit" 
      value="提交" runat="server">
  </form>
  </body>
</html>

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