access denied for user @localhost(using password:NO)access denied for user @localhost(using
access denied for user ''@'localhost'(using password:NO)
access denied for user ''@'localhost'(using password:NO)
写类的时候遇见这个问题...
但是数据库是连上了...
这就蛋疼了..- -
[解决办法]
你的连接那里还是有不对的地方，检查一下