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<?php $array = array( 0 => "556878", 1 => "12345", 2 => "12345", 3 => "234567", 4 => "45673", 5 => "45673" ); function getNtimes($array,$count){ $finalArray = []; $repeatedValuesCountArray = array_count_values($array); foreach($repeatedValuesCountArray as $key=>$value){ if($value == $count){ $finalArray[] = $key; } } return $finalArray; } print_r(getNtimes($array,2));

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