thinkphp框架无限级栏目的排序功能实现方法示例

<form method="post" action="">
<table class="table table-bordered table-hover">
<thead class="">
<tr>
<th width="6%" class="text-center">ID</th>
<th width="6%" class="text-center">pid</th>
<th width="8%" class="text-center">排序</th>
<th>栏目名称</th>
<th width="16%" class="text-center">操作</th>
</tr>
</thead>
<tbody>
<volist name="cateRes" id="cate">
<tr>
<td align="center">{$cate.id}</td>
<td align="center">{$cate.pid}</td>
<td align="center">
<input type="text" name="sort[{$cate.id}]" value="{$cate.sort}" /></td>
<td><?php echo str_repeat('-', $cate['level']*8);?>{$cate.cate_name}</td>
<td align="center">
<a href="" class=" rel="external nofollow" btn btn-primary btn-sm shiny">
<i class="fa fa-edit"></i> 编辑
</a>
<a href="#" rel="external nofollow" onClick="warning('确实要删除吗', ”)" class="btn btn-danger btn-sm shiny">
<i class="fa fa-trash-o"></i> 删除
</a>
</td>
</tr>
</volist>
<tr>
<td colspan="4">
<button type="button" tooltip="排序" style="margin-left:225px; width:50px;" class="btn btn-sm btn-azure btn-addon">排序</button>
</td>
</tr>
</tbody>
</table>
</form>

<input type="text" name="sort[{$cate.id}]" value="{$cate.sort}" />

public function lst(){
$cate=D('Cate');
if(IS_POST){//排序
$data=I('sort');
foreach ($data as $k => $v) {
$cate->where(array('id'=>$k))->save(['sort'=>$v]);
}
return;
}
$cateRes=$cate->cateTree();//无限级分类树
$this->assign([
'cateRes'=>$cateRes,
]);
$this->display('list');
}