Online PHP editor | refs for cS1GiT

<?php $data = [ 'history' => [ 'id' => 23452435, 'legend' => [ ['player' => 'me', 'turn' => 1, 'card' => ['name' => 'foo']], ['player' => 'me', 'turn' => 1, 'card' => ['name' => 'bar']], ['player' => 'opponent', 'turn' => 1, 'card' => ['name' => 'derp']], ['player' => 'opponent', 'turn' => 2, 'card' => ['name' => 'hoo']], ], ] ]; $result = []; foreach ($data['history']['legend'] as ['player' => $p, 'turn' => $t, 'card' => ['name' => $cn]]) { if (!isset($ref[$t])) { $ref[$t] = ['me' => [], 'opponent' => []]; $result[] =& $ref[$t]; } $ref[$t][$p][] = $cn; } var_export($result);