我已经登录，要在首页显示登陆用户名的姓名，登录后退出，显示登陆和注册的连接，隐藏用户姓名

源自：3-1 JSTL标签之out标签

我已经登录，要在首页显示登陆用户名的姓名，登录后退出，显示登陆和注册的连接，隐藏用户姓名

要用那进行判断

提问者：慕移动2071370 2020-05-12 22:50

个回答

weixin_慕工程1563154: 2022-03-30 02:09:20

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