Version 1 of try

Updated 2009-04-28 11:41:55 by LV

There may be many handlers, each of which is described by 4 words. There are currently two types of handler defined:

on code variableList script
Exact matching of the exception code (i.e. the value returned by a catch).
trap errorPrefixList variableList script
List-prefix matching of the errorcode.