先看效果
1 选择本地文件，预览
2 提交上传
3后台保存
4给前台返回 文件路径
1 前端代码
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%><%@ taglib prefix="c" uri="/jsp/jstl/core"%><%@ taglib prefix="fmt" uri="/jsp/jstl/fmt"%><%String path = request.getContextPath();String basePath = request.getScheme() + "://"+ request.getServerName() + ":" + request.getServerPort()+ path + "/";%><!DOCTYPE HTML><html><head><base href="<%=basePath%>"><title>理财客户详情</title><link rel="stylesheet" href="components/bootstrap/css/bootstrap.min.css"><script src="js/jquery.min.js"></script><script src="components/bootstrap/js/bootstrap.min.js"></script><script src="js/jquery-form.js"></script><script src="js/zmsTools.js"></script><script src="components/layer2/layer/layer.js"></script> <script src="js/toast.js"></script> <!-- 上传图片预览插件 --><script src="js/previewImage.js"></script></head><body><ol><li><span></span><a href="manager/defaultPage.html">首页</a></li><li><a href="javascript:void(0)">理财客户</a></li><li>身份证设置</li></ol><div><div><div><div>理财客户身份证</div><div><c:choose><c:when test="${empty vip }">不存在该客户
