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<?php $arr1 = [ ["url" => "/1/1/1", "cnt" => "1"], ["url" => "/2/2/2", "cnt" => "1"], ["url" => "/3/3/3", "cnt" => "1"] ]; $arr2 = [ ["url" => "/2/2/2", "cnt" => "1"], ["url" => "/4/4/4", "cnt" => "1"] ]; $url1arr = array_column($arr1, 'url', 'url'); foreach ($arr2 as $arr2s) { //Если не нашел будет действие if (!isset($url1arr[$arr2s['url']])) { var_dump ($arr2s); } }
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