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<?php $fromBackend = [ 114466 => [ "BrandID" => 136, "record" => 114466 ], 114467 => [ "BrandID" => 1, "record" => 114467 ], 114468 => [ "BrandID" => 2, "record" => 114468 ] ]; $fromFrontEnd = array((object)['id' => 117, 'brandId' => 1], (object)['id' => 118, 'brandId' => 2]); $recordsToDelete = array(); foreach ($fromBackend as $backendItem) { foreach ($fromFrontEnd as $frontendItem) { if ($frontendItem->brandId == $backendItem['BrandID']) break; } if ($frontendItem->brandId != $backendItem['BrandID']) $recordsToDelete[] = $backendItem['record']; } print_r($recordsToDelete);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => 114466 )

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