How can we exit from a subroutine? | SAP-ABAP

If Any one of the following statements are can be used to exit from a subroutine according to the user requirement:
=>   Exit-- It immediately leaves from the subroutine and processes the next executable statement after the perform statement.
=>  Check- It also leaves from the subroutine immediately and process the next executable statement.
=>  Stop- It immediately quits from the subroutine and control transfers to the end-of-selection event.