No, they aren't sorted. They use a storage technique called a hash table. Gordon Smith Adobe Flex SDK Team
From: flexcoders@yahoogroups.com [mailto:flexcod...@yahoogroups.com] On Behalf Of d9_tech Sent: Thursday, October 15, 2009 2:50 PM To: flexcoders@yahoogroups.com Subject: [flexcoders] Performance of associative array or dictionary lookup I'm curious to know what the algorithm is behind an associative array or dictionary look up. I'm assuming that associative arrays and dictionaries are sorted when they are created and then something like a binary search is used to do the look up. Can anyone confirm that this is true or offer additional information? Thanks, christian