如何将复选框值放入jsp页面 [英] how to get check box values into jsp page

问题描述

这些是我的jsp页面。



index.jsp

---------

< pre lang =xml>< input type =checkboxid =checkonclick =popUpVideos（'play.do'，'300'，' 350'，'600'，'150'，'playlist_popup.xml'）;返回false;/> 
<％
 
 ResultSet rs1 = st.executeQuery（select * from music_details join music on music_details.music_id = music.music_id and music.music_id ='+ mid +'） ; 
 System.out.println（查询后）; 
 while（rs1.next（））
 {
 String duration = rs1.getString（duration）; 
 //System.out.println(\"durationwork..\"+duration）; 
 int dlen = duration.length（）; 
 // System.out.println（dlen +..................... jgjg+ duration）; 
 time1 =（duration.substring（0，dlen-3））; 
 //System.out.println(\"time---------------\"+time1）; 
 List songs = new ArrayList（）; 
 songs.add（rs1.getString（songtitle））; 
 request.setAttribute（歌曲，歌曲）; 
％> 
< bean：define id =ID1type =java.lang.String> 
<％= rs1.getString（songtitle）％> 
< / bean：define> 
< div class =songlist> 
< div class =checkbox>& lt; input type =checkboxname =checkvalue =
<％= rs1.getString（songtitle）％> ;类= TD >&安培; LT /输入> 
< div class =song> 
& lt; html：link page =＃onclick =popUpVideos（'play.do?song = $ {ID1}'，'300'，'350'，
'600'， '150'，'playlist_popup.xml'）;返回false;>< span class =title3> 
<％= rs1.getString（songtitle）％> [<％= time1％>]< / span>& lt; / html:link> 
< / div> 
< / div> 
< div class =artist> 
< span class =heading3>艺术家：< / span>< span class =heading2><％= rs1.getString（artist）％>< / span> ; 
< / div> 
< div class =lyricist> 
< span class =heading3>词作者：< / span>< span class =heading2><％= rs1.getString（lyricist）％>< / span> ; 
< / div> 
< / div> 
<％}％> 
 
< / pre> 
 
 play.jsp 
 --------- 
 
< pre lang =xml> 
 String check [] = request.getParameterValues（& quot; song& quot;）; 
 for（int i = 0; i& lt; check.length; i ++）
 {
％& gt; 
& lt; li& gt;& lt;％= check [i]％& gt;& lt; / li& gt; 
& lt;％
} 
％& gt;< / pre> 

当我点击播放时，如何将所有复选框值都显示到下一页。

请帮助。



提前致谢。

解决方案

{ID1}'，'300'，'350'，
'600'，'150'，'playlist_popup.xml'）; return false;>< span class =title3>
<％= rs1.getString（songtitle）％> [<％= time1％>]< / span> & lt; / html：link>
< / div>
< / div>
< div class =artist>
< span class = heading3>艺术家：< / span>< span class =heading2><％= rs1.getString（artist）％>< / span>
< / div> ;
< div class =lyricist>
< span class =heading3>词作者：< / span>< span class =heading2><％= rs1.getString（lyricist）％>< / span>
< / div>
< / div>
<％}％>

< / pre>

play.jsp
---------

< pre lang =xml>
字符串check [] = request.getParameterValues（& quot; song& quot;）;
for（int i = 0; i& lt; check.length; i ++）
{
％& gt;
& lt; li& g吨;&安培; LT;％=检查[I]％安培; GT;&安培; LT /立安培; GT;
& lt;％
}
％& gt;< / pre>

当我点击playall时，如何将所有复选框值都显示到下一页。

请帮助。



提前致谢。

these are my jsp pages.

index.jsp
---------

<pre lang="xml"><input type="checkbox" id="check" onclick="popUpVideos('play.do', '300', '350', '600', '150', 'playlist_popup.xml'); return false;"/>
  <%

       ResultSet rs1=st.executeQuery("select * from music_details join music on      music_details.music_id=music.music_id and music.music_id='"+mid+"' ");
       System.out.println("after query");
      while(rs1.next())
        {
        String duration=rs1.getString("duration");
                //System.out.println("duration.........."+duration);
                int dlen=duration.length();
               // System.out.println(dlen+".....................jgjg"+duration);
                time1=(duration.substring(0, dlen-3));
                //System.out.println("time---------------"+time1);
                List songs=new ArrayList();
                songs.add(rs1.getString("songtitle"));
                request.setAttribute("songs",songs);
         %>
           <bean:define id="ID1" type="java.lang.String">
          <%=rs1.getString("songtitle")%>
         </bean:define>
          <div class="songlist">
          <div class="checkbox">&lt;input type="checkbox" name="check" value="
           <%=rs1.getString("songtitle")%>" class="td">&lt;/input>
           <div class="song">
            &lt;html:link page="#"  onclick="popUpVideos('play.do?song=${ID1}', '300', '350',
          '600', '150', 'playlist_popup.xml'); return false;"><span class="title3">
              <%=rs1.getString("songtitle")%>[<%= time1%>]</span>&lt;/html:link>
         </div>
              </div>
                <div class="artist">
                    <span class="heading3">Artist:</span><span class="heading2"><%=rs1.getString("artist")%></span>
                </div>
                <div class="lyricist">
                    <span class="heading3">Lyricist:</span><span class="heading2"><%=rs1.getString("lyricist")%></span>
                </div>
          </div>
          <%}%>

</pre>

play.jsp
---------

<pre lang="xml">
String check[]= request.getParameterValues(&quot;song&quot;);
for(int i=0; i&lt;check.length; i++)
{
%&gt;
&lt;li&gt;&lt;%=check[i]%&gt;&lt;/li&gt;
&lt;%
}
%&gt;</pre>

how to get all check box values to next page when i click on playall.
please help.

Thanks in advance.

解决方案

{ID1}', '300', '350', '600', '150', 'playlist_popup.xml'); return false;"><span class="title3"> <%=rs1.getString("songtitle")%>[<%= time1%>]</span>&lt;/html:link> </div> </div> <div class="artist"> <span class="heading3">Artist:</span><span class="heading2"><%=rs1.getString("artist")%></span> </div> <div class="lyricist"> <span class="heading3">Lyricist:</span><span class="heading2"><%=rs1.getString("lyricist")%></span> </div> </div> <%}%> </pre> play.jsp --------- <pre lang="xml"> String check[]= request.getParameterValues(&quot;song&quot;); for(int i=0; i&lt;check.length; i++) { %&gt; &lt;li&gt;&lt;%=check[i]%&gt;&lt;/li&gt; &lt;% } %&gt;</pre>

how to get all check box values to next page when i click on playall.
please help.

Thanks in advance.

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