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jsp 使用request為頁面添加靜態(tài)數(shù)據(jù)的實例
瀏覽:237日期:2022-06-07 08:16:21
一,在div中插入要顯示的數(shù)據(jù)!
1,以下是原網(wǎng)頁插入數(shù)據(jù)代碼:
<div> <ul> <li><a href="">aaaaaaaaaaaaaaaaaaa</a><span>[06-29]</span></li> <li><a href="">aaaaaaaaaaaaaaaaaaa</a><span>[06-29]</span></li> <li><a href="">aaaaaaaaaaaaaaaaaaa.</a><span>[06-29]</span></li> <li><a href="">aaaaaaaaaaaaaaaaaaa</a><span>[06-29]</span></li> <li><a href="">aaaaaaaaaaaaaaaaaaa.</a><span>[06-29]</span></li> <ul> <div> <div> <ul> <li><a href="">aaaaaaaaaaaaaaaaaaa</a><span>[06-29]</span></li> <li><a href="">aaaaaaaaaaaaaaaaaaa</a><span>[06-29]</span></li> <li><a href="">aaaaaaaaaaaaaaaaaaa...</a><span>[06-29]</span></li> <li><a href="">aaaaaaaaaaaaaaaaaaa</a><span>[06-29]</span></li> <li><a href="">aaaaaaaaaaaaaaaaaaa...</a><span>[06-29]</span></li> <ul> </div>
2,在src中創(chuàng)建servlet類:
使用request.setAttribute發(fā)送數(shù)據(jù)
public static ArrayList<String> list;
static{
list=new ArrayList<String>();
listdc.add("dcrewrwe3eeeeeeeeeeeeeeeee");
listdc.add("dcrewrwe3eeeeeeeeeeeeeeeee");
listdc.add("dcrewrwe3eeeeeeeeeeeeeeeee");
listdc.add("dcrewrwe3eeeeeeeeeeeeeeeee");
listdc.add("dcrewrwe3eeeeeeeeeeeeeeeee");
public static ArrayList<String> listdc;
static{
listdc=new ArrayList<String>();
listdc.add("dcrewrwe3eeeeeeeeeeeeeeeee");
listdc.add("dcrewrwe3eeeeeeeeeeeeeeeee");
listdc.add("dcrewrwe3eeeeeeeeeeeeeeeee");
listdc.add("dcrewrwe3eeeeeeeeeeeeeeeee");
listdc.add("dcrewrwe3eeeeeeeeeeeeeeeee");
}
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
request.setCharacterEncoding("UTF-8");
response.setContentType("text/html");
ArrayList<String>list=getData();
request.setAttribute("new", list);
request.setAttribute("dc", listdc);
request.getRequestDispatcher("/page/default.jsp").forward(request, response);
}
3,在需要插入數(shù)據(jù)的地方加入jsp腳本:
使用request.getAttribute接收數(shù)據(jù)
通過for循環(huán)打印數(shù)據(jù)
<div>
<ul>
<%
ArrayList<String> list =(ArrayList<String>)request.getAttribute("new");
if(list!=null)
for(int i=0;i<list.size();i++){
%>
<li>
<a href=""external nofollow" rel="external nofollow" width:644px">
<% out.print(list.get(i)); %>
</a><span>
[06-29]
</span>
</li>
<% }%>
</ul>
</div>
<div>
<ul>
<%ArrayList<String> listdc=(ArrayList<String>)request.getAttribute("dc");
if(listdc!=null)
for(int i=0;i<listdc.size();i++){
%>
<li>
<a href=""external nofollow" rel="external nofollow" width:644px">
<% out.print(listdc.get(i)); %>
</a><span>
[06-29]</span>
</li>
<% } %>
</ul>
</div>
以上這篇jsp 使用request為頁面添加靜態(tài)數(shù)據(jù)的實例就是小編分享給大家的全部內(nèi)容了,希望能給大家一個參考,也希望大家多多支持。
標簽:
JSP
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