<?php
$array = [
['group' => 'A', 'name' => 'Ann', 'age' => 19],
['group' => 'B', 'name' => 'Bea', 'age' => 26],
['group' => 'A', 'name' => 'Cam', 'age' => 32],
['group' => 'B', 'name' => 'Des', 'age' => 24]
];
$result = [];
foreach ($array as ['group' => $group, 'group' => $result[$group]['group'], 'name' => $name, 'age' => $result[$group][$name]]);
var_export($result);
- Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- array (
'A' =>
array (
'group' => 'A',
'Ann' => 19,
'Cam' => 32,
),
'B' =>
array (
'group' => 'B',
'Bea' => 26,
'Des' => 24,
),
)
preferences:
180.73 ms | 402 KiB | 121 Q