Re: How to make array key lowercase?

[nphp101]

function arrIndexLowerCase($arr = null){
$arr = array_change_key_case($arr,CASE_LOWER);
$newArr = $arr;
foreach ($arr as $k => $v){
if (is_array($v)){
$newArr[$k] = $this->arrIndexLowerCase($v);
}
}
return $newArr;
}