<?php
$arr = [
"elem-1" => ["title" => "1", "desc" => ""],
"elem-2" => ["title" => "2", "desc" => ""],
"elem-3" => ["title" => "3", "desc" => ""],
"elem-4" => ["title" => "4", "desc" => ""],
];
$result = [];
array_walk(
$arr,
function($row, $key) use(&$result) {
$result[] = [$key => $row['title']];
}
);
var_export($result);
echo "\n---\n";
$result = [];
foreach ($arr as $key => $row) {
$result[] = [$key => $row['title']];
}
var_export($result);
preferences:
45.78 ms | 402 KiB | 5 Q