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[REBOL] Re: global error handling?

From: andrew:martin:colenso:school at: 25-Jul-2003 13:09

Max wrote:
> me again (seems I'm asking more than helping these days ;-)
Hey, there's a give and take in most people's lives.
> I ask because I'm wondering if its possible to catch when an unset
word is evaluated... Would it still work if silly people like myself did this:
>> type? do [print "123"]
123 == unset! :)
> is there a way to handle an error globaly by putting a "hook" or
appending to a block somewhere deep in the system funcs. I don't know if this is helpful or not but the 'throw and 'catch words might be useful? Perhaps 'try, 'attempt, and 'error! might be useful? Andrew J Martin Attendance Officer & Information Systems Trouble Shooter Colenso High School Arnold Street, Napier. Tel: 64-6-8310180 ext 826 Fax: 64-6-8336759