<?php
$array = [
['user_id' => 82, 'ac_type' => 1],
['user_id' => 80, 'ac_type' => 5],
['user_id' => 76, 'ac_type' => 1],
['user_id' => 82, 'ac_type' => 2],
['user_id' => 80, 'ac_type' => 6]
];
var_export(
array_values(
array_reduce(
$array,
fn($res, $row) => array_replace([$row['user_id'] => $row], $res),
[]
)
)
);
preferences:
25.43 ms | 407 KiB | 5 Q