bootstrap4 layui echarts 框架引入

bootstrap4框架：路径需要修改（底下也是）

 <meta name="viewport" content="width=device-width, initial-scale=1">
  <link rel="stylesheet" href="https://cdn.bootcss.com/bootstrap/4.1.0/css/bootstrap.min.css">
  <script src="https://cdn.bootcss.com/jquery/3.2.1/jquery.min.js"></script>
  <script src="https://cdn.bootcss.com/popper.js/1.12.5/umd/popper.min.js"></script>
  <script src="https://cdn.bootcss.com/bootstrap/4.1.0/js/bootstrap.min.js"></script>

layui框架：

<link rel="stylesheet" type="text/css" href="../layui-v2.3.0/layui/css/layui.css"/>
<script src="../layui-v2.3.0/layui/layui.js" type="text/javascript" charset="utf-8"></script>

echarts框架：

<script src="../public/jquery/jquery-1.11.2.min.js" type="text/javascript" charset="utf-8"></script>
<script src="../public/echarts/echarts.min.js"></script>