Miyako, On Mon, Oct 1, 2018 at 1:29 PM Keisuke Miyako via 4D_Tech < [email protected]> wrote:
> > This makes it easy to, say, iterate through each element. Beyond > > convenience are you saying this is more efficient than using the full dot > > notation? > > it depends on how frequently you force 4D to evaluate dot notation. > for example. > > > For each($e;$myCol) > > > > End for each > > as opposed to > > > For each($e;$myObj.a.b.c) > > > > End for each > > is not that different, because $myObj.a.b.c is only evaluated once. > same with > > > Use ($myObj.a.b.c) > > > > End use > > but if you know you are going to use the same sub-sub-sub object or > collection multiple times, > it makes no sense to have 4D re-evaluate the same static dot notation path > over and over again. > Ah ha. Makes sense. In general I'm thinking "multiple times" is hundreds if not thousands - yes? Depending on the complexity of the root object. -- Kirk Brooks San Francisco, CA ======================= *We go vote - they go home* ********************************************************************** 4D Internet Users Group (4D iNUG) Archive: http://lists.4d.com/archives.html Options: https://lists.4d.com/mailman/options/4d_tech Unsub: mailto:[email protected] **********************************************************************
