<li>
　　<a class="delete" href="__URL__/deleteSelected/navTabId/__MODULE__" target="selectedTodo" posttype="string" calback="navTabAjaxMenu" rel='ids' title="你确定要删除吗？" warn="请选择节点"><span>批量删除</span></a>
</li>
<table class="table" width="100%" layoutH="138">
    <thead>
      <tr>
        <th width="10"><input type="checkbox" class="checkboxCtrl" group="ids" /></th>
        <th width="60">编号</th>
      </tr>
    </thead>
    <tbody>
    <volist id="vo" name="list">
      <tr>
        <td><input name="ids" type="checkbox" value="{$vo.id}"> </td>
        <td>{$vo['id']}</td>
      </tr>
    </volist>
</table>

public function deleteSelected() {
    //删除指定记录
    $name = $this->getActionName();
    $model = D($name);
    if (!empty($model)) {
      $pk = $model->getPk();
      $ids = $_REQUEST['ids'];
      if (!empty($ids)) {
        $condition = array($pk => array('in', explode(',', $ids)));
        if (false !== $model->where($condition)->delete()) {
          $sql = $model->_sql();
          $this->success("删除成功！");
        } else {
          $this->error('删除失败！');
        }
      } else {
        $this->error('非法操作');
      }
    }
}

<input type="text" name="firstname">
<input type="text" name="lastname">
<input type="text" name="email">
<input type="text" name="address">
<input type="text" name="tree[tree1][fruit]">
<input type="text" name="tree[tree1][height]">
<input type="text" name="tree[tree2][fruit]">
<input type="text" name="tree[tree2][height]">
<input type="text" name="tree[tree3][fruit]">
<input type="text" name="tree[tree3][height]">

$_POST[] = array(
  'firstname'=>'value',
  'lastname'=>'value',
  'email'=>'value',
  'address'=>'value',
  'tree' => array(
    'tree1'=>array(
      'fruit'=>'value',
      'height'=>'value'
    ),
    'tree2'=>array(
      'fruit'=>'value',
      'height'=>'value'
    ),
    'tree3'=>array(
      'fruit'=>'value',
      'height'=>'value'
    )
  )
)