1. 程式人生 > >jsp:使用request為頁面添加靜態數據。

jsp:使用request為頁面添加靜態數據。

log throw ttr resp 使用 row span class doget

一,在div中插入要顯示的數據!

1,以下是原網頁插入數據代碼:

<div>
  <ul class="list-content">
<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 class="list-content">
<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中創建servlet類:

使用request.setAttribute發送數據

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,在需要插入數據的地方加入jsp腳本:

使用request.getAttribute接收數據

通過for循環打印數據

<div>
                                    <ul class="list-content">
                                     
                                           <%
                                               ArrayList<String> list =(ArrayList<String>)request.getAttribute("new");
                                               if(list!=null)
                                                   for(int i=0;i<list.size();i++){
                                           %>
                                                      <li>
                                                          <a href="" style="width:644px">
                                                            <%  out.print(list.get(i)); %>
                                                          </a><span>
                                                               [06-29]
                                                         </span>
                                                      </li>
                                           <%     }%>

                                    </ul>
                                </div>
                                <div>
                                    <ul class="list-content">
                                        <%ArrayList<String> listdc=(ArrayList<String>)request.getAttribute("dc");
                                                if(listdc!=null)
                                           for(int i=0;i<listdc.size();i++){
                                        %>
                                        <li>
                                        <a href="" style="width:644px">
                                        <% out.print(listdc.get(i)); %>
                                        </a><span>
                                        [06-29]</span>
                                        </li>
                                        <% } %>
                                    </ul>
                                </div>

jsp:使用request為頁面添加靜態數據。