C#初始化属性?
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class Default2 : System.Web.UI.Page
{
private int aa
{
get
{
return (int)ViewState["aa"];
}
set
{
ViewState["aa"] = value;
}
}
protected void Page_Load(object sender, EventArgs e)
{
//
}
}
我在 Page_Load中就要访问属性aa。。。。。。但这样会报错aa未初始化!!!
如何先把它初始化呢!!