用户登录的时候使用验证码进行验证(HTML+Servlet)

上传者: 41086359 | 上传时间: 2021-08-12 19:38:46 | 文件大小: 1.3MB | 文件类型: ZIP
### 需求:用户登录的时候使用验证码进行验证

​ 登录成功后将用户信息保存到会话域中,并且跳转到WelcomeServlet,然后在WeclcomeServlet中读取用户信息,显示欢迎信息。在WelcomeServlet上显示退出的链接,点退出,注销会话信息。

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