📄 statebag.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 s, EventArgs e ) 
{
	if (ViewState["TotalCount"]==null)
		ViewState["TotalCount"]=0;
	int totalCount = (int)ViewState["TotalCount"];
	totalCount+=1;
	ViewState["TotalCount"]=totalCount;
	if (totalCount == 5) 
	{
		lblCount.Text = "You clicked 5 times!";
	}
}

</Script>

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

<form Runat="Server">

<asp:Button
  Text="Click Here"
  OnClick="Button_Click"
  Runat="Server" />

<p>
<asp:Label
  ID="lblCount"
  Runat="Server" />

</form>
</body>
</html>

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