layui表格checkbox全选样式与功能实现

<span style="white-space:pre;">	</span><div class="layui-form">
	 <table class="layui-table">
	 <thead>
	  <tr>
	  <th><input type="checkbox" name="" lay-skin="primary" lay-filter="allChoose"></th>
	  <th>人物</th>
	  <th>民族</th>
	  <th>出场时间</th>
	  <th>格言</th>
	  </tr> 
	 </thead>
	 <tbody>
	  <tr>
	  <td><input type="checkbox" name="" lay-skin="primary"></td>
	  <td>贤心</td>
	  <td>汉族</td>
	  <td>1989-10-14</td>
	  <td>人生似修行</td>
	  </tr>
	  <tr>
	  <td><input type="checkbox" name="" lay-skin="primary"></td>
	  <td>张爱玲</td>
	  <td>汉族</td>
	  <td>1920-09-30</td>
	  <td>于千万人之中遇见你所遇见的人，于千万年之中，时间的无涯的荒野里…</td>
	  </tr>
	 </tbody>
	 </table>
	</div>
	<script type="text/javascript" src="plugins/layui/lay/dest/layui.all.js"></script>
	<script type="text/javascript">
		var $ = layui.jquery,
			form = layui.form();
		//全选
		form.on('checkbox(allChoose)', function(data){
		 var child = $(data.elem).parents('table').find('tbody input[type="checkbox"]');
		 child.each(function(index, item){
		  item.checked = data.elem.checked;
		 });
		 form.render('checkbox');
		});
	</script>