操作Cookie公用代码

冷不防 2021-12-20 22:19 245阅读 0赞

![None.gif][] \#region关于操作Cookie的方法  
![None.gif][]  
![ExpandedBlockStart.gif][None.gif]![ContractedBlock.gif][None.gif] /\*\*/ ///<summary>  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]///创建cookie值  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]///</summary>  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]///<param name="cookieName">cookie名称</param>  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]///<param name="cookieValue">cookie值</param>  
![InBlock.gif][None.gif]  
![ExpandedBlockEnd.gif][None.gif]///<param name="cookieTime">cookie有效时间</param>  
![None.gif][]   
![None.gif][] private  void  CreateCookieValue( string  cookieName, string  cookieValue,DateTime cookieTime)  
![None.gif][]  
![ExpandedBlockStart.gif][None.gif]![ContractedBlock.gif][None.gif] ![dot.gif][None.gif] \{  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif] HttpCookie cookie =new HttpCookie(cookieName);  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif] cookie.Value=cookieValue;  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]//DateTime dtNow = DateTime.Now ;  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]//TimeSpan tsMinute = cookieTime;  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif] cookie.Expires = cookieTime;  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif] Response.Cookies.Add(cookie);  
![InBlock.gif][None.gif]  
![ExpandedBlockEnd.gif][None.gif] \}   
![None.gif][]  
![ExpandedBlockStart.gif][None.gif]![ContractedBlock.gif][None.gif] /\*\*/ ///<summary>  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]///创建cookie值  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]///</summary>  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]///<param name="cookieName">cookie名称</param>  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]///<param name="cookieValue">cookie值</param>  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]///<param name="subCookieName">子信息cookie名称</param>  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]///<param name="subCookieValue">子信息cookie值</param>  
![InBlock.gif][None.gif]  
![ExpandedBlockEnd.gif][None.gif]///<param name="cookieTime">cookie有效时间</param>  
![None.gif][]   
![None.gif][] private  void  CreateCookieValue( string  cookieName, string  cookieValue, string  subCookieName, string  subCookieValue,DateTime cookieTime)  
![None.gif][]  
![ExpandedBlockStart.gif][None.gif]![ContractedBlock.gif][None.gif] ![dot.gif][None.gif] \{  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif] HttpCookie cookie =new HttpCookie(cookieName);  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif] cookie.Value=cookieValue;  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif] cookie\[subCookieName\]=subCookieValue;  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif] cookie.Expires = cookieTime;  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif] Response.Cookies.Add(cookie);  
![InBlock.gif][None.gif]  
![ExpandedBlockEnd.gif][None.gif] \}   
![None.gif][]  
![ExpandedBlockStart.gif][None.gif]![ContractedBlock.gif][None.gif] /\*\*/ ///<summary>  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]///取得cookie的值  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]///</summary>  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]///<param name="cookieName">cookie名称</param>  
![InBlock.gif][None.gif]  
![ExpandedBlockEnd.gif][None.gif]///<returns></returns>  
![None.gif][]   
![None.gif][] private  string  GetCookieValue( string  cookieName)  
![None.gif][]  
![ExpandedBlockStart.gif][None.gif]![ContractedBlock.gif][None.gif] ![dot.gif][None.gif] \{  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]string cookieValue="";  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif] HttpCookie cookie = Request.Cookies\[cookieName\];  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]if(null== cookie)  
![InBlock.gif][None.gif]  
![ExpandedSubBlockStart.gif][None.gif]![ContractedSubBlock.gif][None.gif]![dot.gif][None.gif]\{  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif] cookieValue="";  
![InBlock.gif][None.gif]  
![ExpandedSubBlockEnd.gif][None.gif] \}  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]else  
![InBlock.gif][None.gif]  
![ExpandedSubBlockStart.gif][None.gif]![ContractedSubBlock.gif][None.gif]![dot.gif][None.gif]\{  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif] cookieValue=cookie.Value;  
![InBlock.gif][None.gif]  
![ExpandedSubBlockEnd.gif][None.gif] \}  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]return cookieValue;  
![InBlock.gif][None.gif]  
![ExpandedBlockEnd.gif][None.gif] \}   
![None.gif][]  
![ExpandedBlockStart.gif][None.gif]![ContractedBlock.gif][None.gif] /\*\*/ ///<summary>  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]///取得cookie的值  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]///</summary>  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]///<param name="cookieName">cookie名称</param>  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]///<param name="subCookieName">cookie子信息值</param>  
![InBlock.gif][None.gif]  
![ExpandedBlockEnd.gif][None.gif]///<returns></returns>  
![None.gif][]   
![None.gif][] public  static  string  GetCookieValue( string  cookieName,  string  subCookieName)  
![ExpandedBlockStart.gif][None.gif]![ContractedBlock.gif][None.gif] ![dot.gif][None.gif] \{  
![InBlock.gif][None.gif]string cookieValue ="";  
![InBlock.gif][None.gif] HttpCookie cookie = HttpContext.Current.Request.Cookies\[cookieName\];  
![InBlock.gif][None.gif]if (null== cookie)  
![ExpandedSubBlockStart.gif][None.gif]![ContractedSubBlock.gif][None.gif]![dot.gif][None.gif]\{  
![InBlock.gif][None.gif] cookieValue ="";  
![ExpandedSubBlockEnd.gif][None.gif] \}  
![InBlock.gif][None.gif]else  
![ExpandedSubBlockStart.gif][None.gif]![ContractedSubBlock.gif][None.gif]![dot.gif][None.gif]\{  
![InBlock.gif][None.gif] cookieValue = cookie.Value;  
![InBlock.gif][None.gif]string\[\] words = cookieValue.Split('&');  
![InBlock.gif][None.gif]foreach (string s in words)  
![ExpandedSubBlockStart.gif][None.gif]![ContractedSubBlock.gif][None.gif]![dot.gif][None.gif]\{  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]if (s.IndexOf(subCookieName\+"=") >=0)  
![ExpandedSubBlockStart.gif][None.gif]![ContractedSubBlock.gif][None.gif]![dot.gif][None.gif]\{  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif] cookieValue = s.Split('=')\[1\];  
![ExpandedSubBlockEnd.gif][None.gif] \}  
![InBlock.gif][None.gif]  
![ExpandedSubBlockEnd.gif][None.gif] \}  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]// cookieValue = cookieValue.Split('&')\[1\].ToString().Split('=')\[1\];  
![ExpandedSubBlockEnd.gif][None.gif] \}  
![InBlock.gif][None.gif]return cookieValue;  
![ExpandedBlockEnd.gif][None.gif] \}   
![None.gif][]  
![None.gif][]  
![ExpandedBlockStart.gif][None.gif]![ContractedBlock.gif][None.gif] /\*\*/ ///<summary>  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]///删除某个固定的cookie值\[此方法一是在原有的cookie上再创建同样的cookie值，但是时间是过期的时间\]  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]///</summary>  
![InBlock.gif][None.gif]  
![ExpandedBlockEnd.gif][None.gif]///<param name="cookieName"></param>  
![None.gif][]   
![None.gif][] private  void  RemoteCookieValue( string  cookieName)  
![None.gif][]  
![ExpandedBlockStart.gif][None.gif]![ContractedBlock.gif][None.gif] ![dot.gif][None.gif] \{  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]string dt="1900-01-01 12:00:00";  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif] CreateCookieValue(cookieName,"",Convert.ToDateTime(dt));  
![InBlock.gif][None.gif]  
![ExpandedBlockEnd.gif][None.gif] \}   
![None.gif][]  
![None.gif][] \#endregion   
![None.gif][]  
![None.gif][]  
![None.gif][]  
![None.gif][]以下是调用：  
![None.gif][]  
![None.gif][]  
![None.gif][]  
![None.gif][] private  void  Page\_Load( object  sender, System.EventArgs e)  
![None.gif][]  
![ExpandedBlockStart.gif][None.gif]![ContractedBlock.gif][None.gif] ![dot.gif][None.gif] \{  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]// 在这里放置使用者程序代码以初始化网页   
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]this.txt\_UserID.Text=this.GetCookieValue("UserName","UserID");//取得用户名  
![InBlock.gif][None.gif]  
![ExpandedBlockEnd.gif][None.gif] \}   
![None.gif][]  
![None.gif][]  
![None.gif][]  
![None.gif][] private  void  btn\_Submit\_Click( object  sender, System.EventArgs e)  
![None.gif][]  
![ExpandedBlockStart.gif][None.gif]![ContractedBlock.gif][None.gif] ![dot.gif][None.gif] \{  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]\#region用Cookie进行保存登入用户名  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]if(this.chb\_IsSave.Checked)  
![InBlock.gif][None.gif]  
![ExpandedSubBlockStart.gif][None.gif]![ContractedSubBlock.gif][None.gif]![dot.gif][None.gif]\{  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]//将用户保存一个小时，具体设置可以进行调整。。  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]//这里用了固定的公用的cookie用户UserName,用户编号UserID进行访问  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif] CreateCookieValue("UserName","UserName","UserID",this.txt\_UserID.Text,DateTime.Now\+new TimeSpan(0,1,0,0));//设置保存用户名  
![InBlock.gif][None.gif]  
![ExpandedSubBlockEnd.gif][None.gif] \}  
![InBlock.gif][None.gif]  
![InBlock.gif][None.gif]\#endregion  
![InBlock.gif][None.gif]  
![ExpandedBlockEnd.gif][None.gif]\}   
![None.gif][]  
![None.gif][]

转载于:https://www.cnblogs.com/Spring/archive/2007/06/25/795194.html

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