Run menus

Run (F9)
Ordinary run command.

Step (F10)
displays the debug window before the execution of a statement.
This enables step by step execution of a program.
Refer to Debug Windows

Break (Ctrl + B)
breaks the execution of the program to enable debugging.
After that, it is possible to resume the execution.
Note
On MAC, as the functionality defined by OS has priority, the above function keys may not work.
Run and Step are assigned to F8 and Shift-F8, respectively.