[Personal use] JAVA review (beginner to loop 0-156 episodes): break, while, for, continue, return

Overview

1.break
2.while
3.for
4.continue
5.return

1. break

1.Function

Break out of the current loop.

2. The use of break in multiple loops: used with labels

Two, while

3. for

1.for( ; ; )、for( ; i<10 ; )

4. continue

1.Function

Used to end this cycle and start the next cycle

2.continue In a multi-level nested loop, like break, you need to use labels to specify which level to jump out of.

5. return

1.Function

Return is used in methods to indicate jumping out of the method. If used in the main function, it means exiting the program.