Do you really know the use of idea?

Class diagram

When I see IDEA You can view the class diagram , I gave up VSCode . Sure enough, professional software is professional software , Your major makes me fast ~~ .
The following will introduce the use of class diagrams with an extremely simple example to make you realize that class diagrams make your work faster .

Shortcut key

Code interface
Ctrl + Alt + Shift + U ： Open the class diagram interface
Ctrl + Alt + U ： Open the class diagram pop-up window
Class diagram interface
Ctrl + Alt + P ： Show parent class
Ctrl + Alt + B ： Display implementation
Alt + F7 ： Find usage
F4 ： Jump to the source code

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