Suspends execution and opens the Debug window.
DebugBreak ( )
None
Insert a call to the DebugBreak function into a script at a point at which you want to suspend execution and examine the application. Then enable just-in-time debugging and run the application in the development environment.
When PowerBuilder encounters the DebugBreak function, the Debug window opens showing the current context.
This statement tests whether a variable is null and opens the Debug window if it is:
IF IsNull(auo_ext) THEN DebugBreak()