global.asax文件与文本记数器的一样,在此省略;在images目录中需要有0-9.gif十张图片,同样当前目录需要有count.txt这个文件,否则会出错count_pic.aspx-----------------------------------------------------------------------------------<%@ Page Language="C#" ContentType="text/html" ResponseEncoding="gb2312" %><%@ Import Namespace="System.IO"%><script Language="C#" runat="server">public void Page_Load(Object src,EventArgs e){//以下为读取文件StreamReader sr=File.OpenText(Server.MapPath(".")+"\\count.txt");Application.Lock();Application["count"]=sr.ReadLine();Application["count"]=Convert.ToInt32(Application["count"])+1;Application.UnLock();sr.Close();
//建立文件StreamWriter rw=File.CreateText(Server.MapPath(".")+"\\count.txt"); Application.Lock();rw.WriteLine(Application["count"]);Application.UnLock();rw.Flush(); //写入rw.Close();}public string G(int counter){ string myimage=""; string S=counter.ToString(); //strreplace=replace(strreplace,chr[92]); for(int i=0;i<=S.Length-1;i++) { myimage =myimage+"<img src=./images/"+S.Substring(i,1)+".gif>"; } return myimage;}</script><html><head><meta http-equiv="Content-Type" content="text/html; charset=gb2312"><title>图形记数器</title></head><body><%=G(Convert.ToInt32((Application["count"])))%></body></html>
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