Online PHP editor | refs for DGFe8

<?php $communityIds = array(array('community_id' => '123', 'community_org' => 'whatevs'), array( 'community_id' => '345', 'community_org' => 'and such'), array('community_id' =>'789', 'community_org' => 'and how')); $communities = array(); $communities[345] = 1; foreach($communityIds as $communityId) { unset($communities[$communityId['community_id']]); } print_r($communityIds); print_r($communities);