Section: Flow Control
msg = lasterr
which returns the last error message that occured, or
lasterr(msg)
which sets the contents of the last error message.
error
function to
set the last error, and then retrieving it using
lasterr.
--> try; error('Test error message'); catch; end; --> lasterr ans = Test error message
Or equivalently, using the second form:
--> lasterr('Test message'); --> lasterr ans = Test message