Online PHP editor | refs for M94NV

@ 2019-11-26T22:48:24Z

<?php

$arr = [
  'key1' => 'Label 1',
  'key2' => 'Label 2',
  'key3' => 'Label 3'
];
$result = array();
$r = &$result;
foreach ($arr as $k => $v) {
    $r[$k] = array($k => $v);
    $r = &$r[$k];
}
print_r($result);