Introduction - If you have any usage issues, please Google them yourself
With c# For login form, there are stringent test conditions, can be used as reference
Packet : 65520758loginformdemo.rar filelist
LoginFormDemo\LoginFormDemo\LoginForm.cs
LoginFormDemo\LoginFormDemo\LoginForm.Designer.cs
LoginFormDemo\LoginFormDemo\LoginForm.resx
LoginFormDemo\LoginFormDemo\LoginFormDemo.csproj
LoginFormDemo\LoginFormDemo\MainForm.cs
LoginFormDemo\LoginFormDemo\MainForm.Designer.cs
LoginFormDemo\LoginFormDemo\MainForm.resx
LoginFormDemo\LoginFormDemo\Program.cs
LoginFormDemo\LoginFormDemo\Properties\AssemblyInfo.cs
LoginFormDemo\LoginFormDemo\Properties\Resources.Designer.cs
LoginFormDemo\LoginFormDemo\Properties\Resources.resx
LoginFormDemo\LoginFormDemo\Properties\Settings.Designer.cs
LoginFormDemo\LoginFormDemo\Properties\Settings.settings
LoginFormDemo\LoginFormDemo\User.cs
LoginFormDemo\LoginFormDemo.sln
LoginFormDemo\LoginFormDemo.suo
LoginFormDemo\LoginFormDemo\bin\Debug
LoginFormDemo\LoginFormDemo\obj\Debug
LoginFormDemo\LoginFormDemo\bin
LoginFormDemo\LoginFormDemo\obj
LoginFormDemo\LoginFormDemo\Properties
LoginFormDemo\LoginFormDemo
LoginFormDemo