about Cache

None.gif protected void Page_Load(object sender, EventArgs e)
ExpandedBlockStart.gifContractedBlock.gif    
dot.gif{
InBlock.gif        
decimal amzn = (decimal)Cache["amzn"];
InBlock.gif        
//Object objAmzn = (object)amzn;
InBlock.gif
        Response.Write(amzn);
ExpandedBlockEnd.gif    }

None.gif    
protected void Page_Init(object sender, EventArgs e)
ExpandedBlockStart.gifContractedBlock.gif    
dot.gif{
InBlock.gif        
//Cache.Insert("amzn", 10.00m);
InBlock.gif
        Cache["amzn"= 30.00m;
ExpandedBlockEnd.gif    }

Global.asax
None.gif<%@ Application Language="C#"  %>
None.gif
<%@ Import Namespace="System.Data" %>
None.gif
None.gif
<script runat="server">
None.gif    
static Cache _cache;
None.gif    
static string _path;
None.gif    
void Application_Start(object sender, EventArgs e) 
ExpandedBlockStart.gifContractedBlock.gif    
dot.gif{
InBlock.gif        
// Code that runs on application startup
InBlock.gif
        _cache = Context.Cache;
InBlock.gif        _path 
= Server.MapPath("Stocks.xml");
InBlock.gif        DataSet ds 
= new DataSet();
InBlock.gif        ds.ReadXml(_path);
InBlock.gif        _cache.Insert(
"Stocks", ds, new CacheDependency(_path), Cache.NoAbsoluteExpiration, Cache.NoSlidingExpiration, CacheItemPriority.Default, new CacheItemRemovedCallback(RefreshDataSet));
InBlock.gif        
ExpandedBlockEnd.gif    }

None.gif    
static void RefreshDataSet(string key, Object item, CacheItemRemovedReason reason)
ExpandedBlockStart.gifContractedBlock.gif    
dot.gif{
InBlock.gif        DataSet ds 
= new DataSet();
InBlock.gif        ds.ReadXml(_path);
InBlock.gif        _cache.Insert(
"Stocks", ds, new CacheDependency(_path), Cache.NoAbsoluteExpiration, Cache.NoSlidingExpiration, CacheItemPriority.Default, new CacheItemRemovedCallback(RefreshDataSet));
ExpandedBlockEnd.gif    }
 
None.gif 
None.gif    
None.gif    
void Application_End(object sender, EventArgs e) 
ExpandedBlockStart.gifContractedBlock.gif    
dot.gif{
InBlock.gif        
//  Code that runs on application shutdown
InBlock.gif

ExpandedBlockEnd.gif    }

None.gif        
None.gif    
void Application_Error(object sender, EventArgs e) 
ExpandedBlockStart.gifContractedBlock.gif    
dot.gif
InBlock.gif        
// Code that runs when an unhandled error occurs
InBlock.gif

ExpandedBlockEnd.gif    }

None.gif
None.gif    
void Session_Start(object sender, EventArgs e) 
ExpandedBlockStart.gifContractedBlock.gif    
dot.gif{
InBlock.gif        
// Code that runs when a new session is started
InBlock.gif

ExpandedBlockEnd.gif    }

None.gif
None.gif    
void Session_End(object sender, EventArgs e) 
ExpandedBlockStart.gifContractedBlock.gif    
dot.gif{
InBlock.gif        
// Code that runs when a session ends. 
InBlock.gif        
// Note: The Session_End event is raised only when the sessionstate mode
InBlock.gif        
// is set to InProc in the Web.config file. If session mode is set to StateServer 
InBlock.gif        
// or SQLServer, the event is not raised.
InBlock.gif

ExpandedBlockEnd.gif    }

None.gif       
None.gif
</script>
None.gif

转载于:https://www.cnblogs.com/simhare/archive/2007/08/10/851271.html

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