function duplicateRoster() { $roster = SiteRoster::all(); $onRoster = []; foreach ($roster as $r) { if (isset($onRoster[$r->planner_id . '.' . $r->user_id])) { $onRoster[$r->planner_id . '.' . $r->user_id]++; } else { $onRoster[$r->planner_id . '.' . $r->user_id] = 1; } } sort($onRoster); $reverse = array_reverse($onRoster); dd($reverse); }