Debugging and Error Control

The following functions can be used to trap and manage error conditions:

#DEBUG CODE	Compiler directive to suppress generation of debugging code.
#DEBUG DISPLAY	Display a message when an untrapped run-time error occurs.
#DEBUG ERROR	Control generation of error checking code.
#DEBUG PRINT	Display information in the IDE's Debug Window.
#DIM	Specify if variables must be declared before use.
#STACK	Set the maximum potential stack size.
#TOOLS	Enable/disable integrated development tools in compiled code.
CALLSTK	Capture a representation of the stack frames in the call stack.
CALLSTK$	Retrieve the details of a specific stack frame.
CALLSTKCOUNT	Retrieve the number of stack frames in the call stack.
ERL	Return the line number of the most recent run-time error.
ERL$	Return the last label, line number, or procedure name executed prior to the most recent error.
ERR	Return the error code of the most recent run-time error.
ERRCLEAR	Return and clear the error code of the most recent run-time error.
ERROR	Cause a specific run-time error to be generated and set ERR.
ERROR$	Return a string containing the descriptive name of an error.
FILENAME$	Return the file-system name of an open file.
FUNCNAME$	Return the name of the current Sub/Function/Method/Property.
ON ERROR	Specify an error handling routine; enable/disable trapping.
OPTION EXPLICIT	Force explicit declaration of all variables.
PROFILE	Capture an execution time profile of the Subs, Functions, Methods, and Properties.
RESUME	Continue execution after error handling with ON ERROR GOTO.
RESUME FLUSH	Execution continues on the line immediately following the RESUME FLUSH.
RESUME NEXT	Execution continues on the line immediately following the one which generated the error.
RESUME <Label>	Execution continues at the specified label location.
TRACE	Capture the precise flow of execution in a module.
TRY/END TRY	A structured method of trapping and responding to errors.