1  private MemberUserDataEntities memberUserDataEntities = null;
 2 
 3   protected void rptShopList_ItemDataBound(object sender, RepeaterItemEventArgs e)
 4         {
 5             
 6                         if (memberUserDataEntities == null)
 7                         {
 8                             memberUserDataEntities = new MemberUserDataEntities(Global.connStrMemberUserData);
 9                         }
10 
11 //do something
12 }
13 
14 protected override void OnLoadComplete(EventArgs e)
15         {
16             base.OnLoadComplete(e);
17             if (memberUserDataEntities != null)
18             {
19                 memberUserDataEntities.Dispose();   //释放上下文
20             }
21         }