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<?php $projectsIds = [1,2]; $userIds = [1,2,3]; $sync_array = []; foreach($projectsIds as $projecID){ foreach($userIds as $userID){ $sync_array[$projecID][] = array('user_id' => $userID); } } var_dump($sync_array);
Output for git.master, git.master_jit, rfc.property-hooks
array(2) { [1]=> array(3) { [0]=> array(1) { ["user_id"]=> int(1) } [1]=> array(1) { ["user_id"]=> int(2) } [2]=> array(1) { ["user_id"]=> int(3) } } [2]=> array(3) { [0]=> array(1) { ["user_id"]=> int(1) } [1]=> array(1) { ["user_id"]=> int(2) } [2]=> array(1) { ["user_id"]=> int(3) } } }

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