Add check for empty array before accessing elements.

- Added a condition to check for an empty array before accessing its elements in the getArrayValue function. This prevents potential errors when trying to access values from an empty array.

index.php

@@ -108,6 +108,7 @@ function getArrayValue($elem, $array) {
     $elem = explode('.', $elem);
     $new_array = $array;
     foreach ($elem as $i) {
+        if(empty($new_array)) break;
         $new_array = $new_array[$i];
     }
     return $new_array;