1.在页面中获取项目路径
利用 httpServletRequest.getContextPath()方法获取
th:onclick="|javascript:post('${#httpServletRequest.getContextPath()}/businessCustomers/orderDetails/'+'${order.orderId}/2')|"
2.js中获取项目路径
<script type="text/javascript" th:inline="javascript">
/*<![CDATA[*/
var ctxPath = /*[[@{/}]]*/ '';
/*]]>*/
</script>
注意:javaScript脚本需要使用th:inline内联,否则不能获取项目路径