C# to create a simple test program
1Create the form as follows. 
2 (1) Double-click to log in and change the code to the following (the code is stuck as soon as it is pasted, so the picture is attached)
(2) To jump to the next form, you need to modify the main function as follows
** ( 3) This matter needs to click on the Solution Explorer, right click on WindowsFormsApplication2
3 Custom design of the topic (specific design omitted)
4 After that, click to view the results and change the code to the following (the code will be stuck as soon as it is pasted, so the picture is attached)
