1 F5 : Next step, you can enter the next function stack
2 F6 : The next step of the current function, will not enter other functions.
3 F8 : Next breakpoint.
4 You can also view the contents by selecting a variable or expression and pressing ctrl+shift+i . Or add a way to monitor , check it out.
5 You can use the shortcut key F2 to view the javadoc of a function method, that is, the description
6 Shortcut key F3 or ctrl+mouse click to enter a function
7 ctrl+shift+G to see who is using the current method
8 F4 View the inheritance relationship of the class, you can display the parent class and interface that the class inherits.