Kirk, You might try .find() or .findIndex() for that kind of thing. I've only used .query() directly on attributes (field names) in entity selections so far.
Jim On Fri, Apr 26, 2019 at 1:01 PM Kirk Brooks via 4D_Tech < [email protected]> wrote: > Imagine a collection or entity selection populated with objects like: > > { > > id: "some string", > > fields: [ > > {i:0, name:value1}, > > {i:1, name:value2}, > > {i:2, name:value3}, > > ... > > ] > > } > > > I want to find collection elements by searching for 'fields[1].name' = > someValue. > That is, only matches on the second element. > > I thought the query string would be: > > $queryString:="fields[1].name = :1" > > > But this throws an error: > > Array element reference must be a letter in the object path: fields[1]. > > > The query works without attempting to limit it to the particular collection > index. > What's the correct syntax for this kind of query? > > Thanks! > > -- > Kirk Brooks > San Francisco, CA > ======================= > > What can be said, can be said clearly, > and what you can’t say, you should shut up about > > *Wittgenstein and the Computer * > ********************************************************************** > 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] > ********************************************************************** ********************************************************************** 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] **********************************************************************
