Question

What is the purpose of Custom filtering​

Answer 1

Explanation:

Custom filter is a module that allows you to create your own filters based on regular expressions. When you need some input filter that is not available from drupal.and you don't want to write your own module, you can create your own filter with this module.

Answer 2

Answer:

Custom filter is a module that allows you to create your own filters based on regular expressions. When you need some input filter that is not available from drupal.