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ON ERROR Macro Substitution
Message
 
To
03/06/2013 12:45:23
General information
Forum:
Visual FoxPro
Category:
Coding, syntax & commands
Environment versions
Visual FoxPro:
VFP 9 SP1
OS:
Windows XP SP3
Network:
Windows 2003 Server
Database:
Visual FoxPro
Application:
Desktop
Miscellaneous
Thread ID:
01575512
Message ID:
01575534
Views:
30
>>>>Hi Gang!
>>>>
>>>>question.... I have, in some old code, a routine that may or may not have an ON ERROR error handler activated when starting the code.
>>>>
>>>>Any way to save what the rest of the ON ERROR part is, to a variable, at that point? Any function that tells what the ON ERROR part is?
>>>>
>>>>Then, I can change the ON ERROR handler to be what I want it to be and run my new code....
>>>>
>>>>And if the user changes their mind and exits the routine without running my new part, it can restore back whatever the ON ERROR was to begin with, just like nothing has happened.
>>>>
>>>>Thanks!
>>>
>>>
>>>Something like (and my VFP is mighty rusty)..
>>>
>>>OldError = ON("Error")
>>>
>>>on error ....
>>>
>>>on error &OldError
>>
>>Thanks a bunch!
>
>I just want to add that almost all ON and SET items in VFP can be queried using ON() and SET() respectively.
>
>Tamar

Thanks a bunch!
Tommy Tillman A+ NetWork+ MCP
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