| public update_meta ( integer $level_id, string $meta_key = '', mixed $meta_value, mixed $prev_value = '' ) : boolean | ||
| $level_id | integer | Subscription level ID. |
| $meta_key | string | Metadata key. |
| $meta_value | mixed | Metadata value. |
| $prev_value | mixed | Optional. Previous value to check before removing. |
| return | boolean | False on failure, true if success. |
public function update_meta($level_id = 0, $meta_key = '', $meta_value, $prev_value = '')
{
return update_metadata('level', $level_id, $meta_key, $meta_value, $prev_value);
}