apply_filters( 'cloudinary_allowed_extensions', $allowed_types ) → {array}
    Filter the allowed file extensions to be delivered.
    Parameters:
| Name | Type | Description | 
|---|---|---|
$allowed_types | 
            
            array | Array of allowed file extensions. | 
- Since:
 - 3.0.0
 
- Source:
 
Returns:
- Type
 - array