js:
<script language=javascript>//选中全选按钮,下面的checkbox全部选中 var selAll = document.getElementById("selAll"); function selectAll() {     var obj = document.getElementsByName("id[]");     if(document.getElementById("selAll").checked == false){     for(var i=0; i<obj.length; i++){     obj[i].checked=false;    } }else{    for(var i=0; i<obj.length; i++){      obj[i].checked=true;    }    }}</script>
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html:
<form name="form1" id="form1" action="forum_del.php" method="post">  <article class="module width_3_quarter">  <header><h3 class="tabs_involved">版块列表</h3>    <input type="checkbox" id="selAll" style="margin-top:8px;" onclick="selectAll();" />全选   <input type="submit" name="del" value="删除" class="alt_btn" >   <input type="button" value="添加" class="alt_btn" >   <input type="button" value="合并" class="alt_btn" >  </header>  <div class="tab_container">   <div id="tab1" class="tab_content">   <table class="tablesorter" cellspacing="0">    <thead>     <tr>         <th></th>      <th>排序号</th>         <th>名称</th>     <th>创建时间</th>     <th>修改时间</th>        <th>操作</th>     </tr>    </thead>    <tbody>    <?php require('fourm_list.php'); ?>   <?php foreach($forumlist as $v){ ?>    <tr>         <td><input type="checkbox" name="id[]" value="<?php echo $v['sid'];?>"/></td>      <td><?php echo $v['ordernum']; ?></td>         <td><?php echo $v['sname']; ?></td>       <td><?php echo $v['createtime']; ?></td>     <td><?php echo $v['updatetime']; ?></td>        <td>      <input type="image" src="../view/admin/images/icn_edit.png" title="编辑">      <input type="image" src="../view/admin/images/icn_trash.png"  title="删除">      <input type="image" src="../view/admin/images/icn_categories.png" title="详细">     </td>     </tr>    <?php } ?>   </tbody>    </table>   </div>     </div>    </article></form>
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fourm_list.php
<?php$forum = new forumModel();$forumlist = $forum->select();
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<?phpdefine('ACC',true);require('../include/init.php');$fourm = new forumModel();if(isset($_GET['del'])){if(!empty($_GET['id'])){$id=$_GET['id'];foreach($id as $n){ $fourm->delete($n);} echo("<script type='text/javascript'>alert('删除成功!');location.replace(document.referrer);</script>");}else{echo("<script type='text/javascript'>alert('请先选择版块!');location.replace(document.referrer);</script>");}}
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