Online PHP editor | output for 5GkKV

<?php $array = [ 0 => ['userTag' => 'All', 'fbId' => 10210118553469338, 'price' => 70], 1 => ['userTag' => 'All', 'fbId' => 10210118553469338, 'price' => 14], 2 => ['userTag' => 'All', 'fbId' => 10210118553469338, 'price' => null], 3 => ['userTag' => 'Seeker', 'fbId' => 10207897577195936, 'price' => 65], 6 => ['userTag' => 'Seeker', 'fbId' => 709288842611719, 'price' => 75], 17 => ['userTag' => 'Trader', 'fbId' => 2145752308783752, 'price' => null] ]; $result = []; foreach ($array as $key => $row) { $result[$row['userTag'] === 'All' ? 'All' : $key] ??= $row; } var_export($result);