protected function replaceNumbersInArray($entry, $i)
{
$out = [];
foreach ($entry as $key => $value) {
if (is_array($value)) {
$out[$this->replaceNumbersInString($key, $i)] = $this->replaceNumbersInArray($value, $i);
} else {
$out[$this->replaceNumbersInString($key, $i)] = $this->replaceNumbersInString($value, $i);
}
}
return $out;
}