<!DOCTYPE html>
<html lang="zh" xmlns:th="http://www.thymeleaf.org" xmlns:shiro="http://www.pollix.at/thymeleaf/shiro">
<head>
<th:block th:include="include :: header('动态列')" />
</head>
<body class="gray-bg">
	<div class="container-div">
		<div class="row">
			<div class="col-sm-12 search-collapse">
				<form id="table-form">
					<div class="select-list">
						<ul>
							<li>
								要增加的列：
								<select name="field">
									<option value="">默认</option>
									<option value="u