src/Request.php
private function obIx(array $obj, $ix)
    {
        $size = 0;
        foreach ($obj as $key => $value) {
            if ($size == $ix) {
                return $key;
            }
            $size++;
        }

        return false;
    }
private function obIx(array $obj, $ix)
    {
        $size = 0;
        foreach ($obj as $key => $value) {
            if ($size == $ix) {
                return $key;
            }
            $size++;
        }

        return false;
    }
Fonction d'appui à orderByExecute().

@param array $obj
@param int   $ix

@return bool|int