>>>>我主要想问在web.config写了连接后,如何在页面像原来那样使用sqlConnection,>>>>sqlcommand等菜单选项.you can still use those components, just globally find/replace all connection strings likethis.SqlConnection1.ConnectionString = @"............";
in your code with something likeSystem.Configuration.ConfigurationSettings.AppSettings["yourConnection"]
in your code with something likeSystem.Configuration.ConfigurationSettings.AppSettings["yourConnection"]