Am 09.11.2012 18:17, schrieb Allin Cottrell: > On Fri, 9 Nov 2012, Sven Schreiber wrote: >
>> >> I'm not saying I need it, but it isn't obvious to me why it is less >> useful in principle than for example 'isstring()'. Instead it seems to >> be a natural complement to the other 'is...()' functions, doesn't it? > > Maybe I was too glib. But actually, it seems to me that all we > really need is isnull() -- [followed by more detail] Hm, not sure, but what about the case of analyzing the components of bundles in a script? Maybe the bundle itself is a function argument, and then the function needs to check the sanity of the structure of the bundle that was passed in? -sven
