HTML attribute cleanup tool

Introduction to the HTML Attribute Cleanup Tool:

1. This tool allows you to clean up class, id, and style attributes in HTML with a single click.

2. You can select which attributes to exclude from deletion, such as the src and href attributes.

3. You can also specify custom attributes to exclude from deletion. You can list multiple attributes to exclude, separated by the "|" symbol.

4. Note: Please carefully review the results after each processing session.