3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = <<<DATA [ { "user_id": "7", "field": "1", "value": "45" }, { "user_id": "10", "field": "1", "value": "53" }, { "user_id": "7", "field": "2", "value": "40" }, { "user_id": "10", "field": "2", "value": "45" }, { "user_id": "7", "field": "3", "value": "65" }, { "user_id": "10", "field": "3", "value": "69" }, { "user_id": "7", "field": "4", "value": "14" }, { "user_id": "10", "field": "4", "value": "13" } ] DATA; $arrays = json_decode($data, true); $results = []; foreach ($arrays as $value) { $results[$value['user_id']][] = $value['value']; } echo "<table>"; foreach ($results as $key => $result) { echo "<tr><td>$key</td>"; foreach ($result as $col) { echo "<td>$col</td>"; } echo "</tr>"; } echo "</table>";

preferences:
26.76 ms | 404 KiB | 5 Q