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<?php
namespace Bricks\Helper;
/**
* Class ArrHelper
* @package Bricks\Helper
*/
class ArrHelper
{
* @param array $array
* @return bool
public static function isStrKeysArray(array $array): bool
$filtered = array_filter($array, function ($key) {
return !is_string($key);
}, ARRAY_FILTER_USE_KEY);
return empty($filtered);
}
* @return array
public static function unflatten(array $array): array
$output = [];
foreach ($array as $key => $value) {
self::set($output, $key, $value);
if (is_array($value) && strpos($key, '.') === false) {
$output[$key] = static::unflatten($value);
return $output;
* @param string $key
* @param mixed $value
private static function set(array &$array, string $key, $value)
$keys = explode('.', $key);
while (sizeof($keys) > 1) {
$key = array_shift($keys);
if (!isset($array[$key]) || !is_array($array[$key])) {
$array[$key] = [];
$array =& $array[$key];
$array[array_shift($keys)] = $value;
misantron /
bricks
