一個簡單的網站計數器方法：
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<body>
<%Integer count = (Integer)application.getAttribute("count");
if(count==null){
count=1;
}else{
count++;
}
application.setAttribute("count",count);
%>
<p>歡迎訪問，您是第<%= count %>個訪問者</p>
</body>---------------------------------------------------------------