Layui实现带查询条件的分页

{include file="../../../application/admin/view/public/head" /} <div class="page-container p10">  <form class="layui-form " method="post" id="pageListForm"> <div class="layui-input-inline w150">  <div class="layui-btn-group">  <a data-full="1" data-href="{:url('addBanner')}" class="layui-btn layui-btn-primary j-iframe"><i class="layui-icon"></i>添加广告</a>  </div>  </div>  <div class="layui-input-inline w150">  <select name="vt_id" class="vt_id">  <option value="">视频类型</option>  {foreach name='subject' item='v'}  <option value="{$v['vt_id']}" >{$v['vt_name']}</option>  {/foreach}  </select> </div>   <div class="layui-input-inline w150">  <select name="b_targetType" class="b_targetType">  <option value="">是否跳出</option>  <option value="1">是</option>  <option value="2">否</option>  </select> </div> <div class="layui-input-inline">  <input type="text" autocomplete="off" placeholder="请输入搜索条件" id="content" class="layui-input" name="b_title" value=""> </div>  <a class="layui-btn mgl-20 .j-kaka" id="query"> 查询</a>   <table class="layui-table" lay-size="sm"> <thead>  <tr >  <th width="25">ID</th>  <th width="50">分类</th>  <th width="100">对应视频</th>  <th width="40">缩略图</th>  <th width="80">点击url</th>  <th width="30">排序</th>  <th width="100">展示类型</th>  <th width="100">是否跳出2是1否</th>  <th width="100">标题</th>  <th width="100">内容页模版</th>  <th width="100">链接列表</th>  <th width="130">操作</th>  </tr> </thead>  <tbody id="tab_list">   </tbody> </table> </form></div> <div id="pages" class="center"></div> {include file="../../../application/admin/view/public/foot" /} <script type="text/javascript">  window.οnlοad= function () { loadData() //请求数据 getPage() //分页操作 } var page=1; //设置首页页码 var limit=3; //设置一页显示的条数 var total; //总条数 function loadData(){ $.ajax({  type:"post",  url:"{url(Banner/index)}",//对应controller的URL  async:false,  dataType: 'json',  data:{  "page_index":page,  "page_size":limit,  },  success:function(ret){  total=ret.total_count;   var data1=ret.data;  var html= '';  for(var i=0;i<data1.length;i++){   html+='<tr>';   html+='<td>'+ data1[i].b_id +'</td>';   html+='<td>'+ data1[i].b_id +'</td>';   html+='<td>'+ data1[i]['banner_vs_video_name']['vi_title'] +'</td>';   html+='<td>'+ data1[i]['b_thumbnailUrl'] +'</td>';   html+='<td>'+ data1[i]['b_linkUrl'] +'</td>';   html+='<td>'+ data1[i]['b_sort'] +'</td>';   html+='<td>'+ data1[i]['b_showType'] +'</td>';   html+='<td>'+ data1[i]['b_targetType'] +'</td>';   html+='<td>'+ data1[i]['b_title'] +'</td>';   html+='<td>'+ data1[i]['b_slaveTitle'] +'</td>';   html+='<td>'+ data1[i]['b_linkUrlList']+'</td>';   html+='<td>';   html+='<a class="layui-badge-rim j-iframe" data-full="1" data-href='+ROOT_PATH+'/index.php/admin/banner/editBanner?b_id='+data1[i]['b_id']+' href="javascript:;" title="编辑">编辑</a>';   html+='<a class="layui-badge-rim j-tr-del del" data-href='+ROOT_PATH+'/index.php/admin/banner/delBanner?b_id='+data1[i]['b_id']+' href="javascript:;" title="删除">删除</a>';   html+='</td>';    html+='</tr>';  }  $("#tab_list").html(html);  } }); }   // 查询 $('#query').click(function(){ var content = $('#content').val(); var vt_id = $('.vt_id').val(); var b_targetType = $('.b_targetType').val();  if(!content && !vt_id && !b_targetType){  layer.msg('查询条件不能为空');  return false }  $.ajax({  type:"post",  url:"{url(Banner/index)}",//对应controller的URL  async:false,  dataType: 'json',  data:{  "page_index":page,  "page_size":limit,  "b_title":content,  "vt_id":vt_id,  "b_targetType":b_targetType  },  success:function(ret){  total=ret.total_count;  getPage();   var data1=ret.data;  var html= '';  for(var i=0;i<data1.length;i++){   html+='<tr>';   html+='<td>'+ data1[i].b_id +'</td>';   html+='<td>'+ data1[i].b_id +'</td>';   html+='<td>'+ data1[i]['banner_vs_video_name']['vi_title'] +'</td>';   html+='<td>'+ data1[i]['b_thumbnailUrl'] +'</td>';   html+='<td>'+ data1[i]['b_linkUrl'] +'</td>';   html+='<td>'+ data1[i]['b_sort'] +'</td>';   html+='<td>'+ data1[i]['b_showType'] +'</td>';   html+='<td>'+ data1[i]['b_targetType'] +'</td>';   html+='<td>'+ data1[i]['b_title'] +'</td>';   html+='<td>'+ data1[i]['b_slaveTitle'] +'</td>';   html+='<td>'+ data1[i]['b_linkUrlList']+'</td>';   html+='<td>';   html+='<a class="layui-badge-rim j-iframe" data-full="1" data-href='+ROOT_PATH+'/index.php/admin/banner/editBanner?b_id='+data1[i]['b_id']+' href="javascript:;" title="编辑">编辑</a>';   html+='<a class="layui-badge-rim j-tr-del del" data-href='+ROOT_PATH+'/index.php/admin/banner/delBanner?b_id='+data1[i]['b_id']+' href="javascript:;" title="删除">删除</a>';   html+='</td>';    html+='</tr>';  }  $("#tab_list").html(html);  } }); });   function getPage(){ layui.use('laypage', function(){  var laypage = layui.laypage  , layer = layui.layer;  laypage.render({  elem: 'pages'  ,count: total //数据总数，从服务端得到  ,limit:limit  ,jump: function(obj, first){   page=obj.curr; //改变当前页码   limit=obj.limit;   if(!first){   loadData()   }  }  }); }); }     // 点击删除 $(document).on('click','.del',function(){ var that = $(this),  href = !that.attr('data-href') ? that.attr('href') : that.attr('data-href'); layer.confirm('删除之后无法恢复，您确定要删除吗？', {title:false, closeBtn:0}, function(index){  if (!href) {  layer.msg('请设置data-href参数');  return false;  }  $.get(href, function(res){  layer.msg(res.msg);  if (res.code == 1) {   that.parents('tr').remove();  }  });  layer.close(index); }); return false; })   /** * 更改数据顺序 */ layui.use('laypage', function(){ var laypage = layui.laypage  , layer = layui.layer,  $ = layui.$;  $(document).on('blur','.sort',function(){  var that = $(this),  b_sort = that.val();  var b_id = that.attr('b_id');   $.post("{:url('banner/editSort')}",{b_sort:b_sort,b_id:b_id},function(res){  if(res == 1){   loadData()  }  }); }) });    </script></body></html>