Website Webpage Optimization part, HTML pages contain many unnecessary development usage section such as Comments, Indents, Empty Lines, Accidental Enclosed tags without End Tag, Unknown Closing Tag, These are very sensitive for Browser Compatibly Issues, Page Loading Time and Web Page Optimization

We can able to keep our Web pages keep away from Unnecessary things such Comments, Un closed Tags, Un closed End Tags using HTML Tidy Object from PHP.
Here is the Example Code for PHP tidy Object. with Examples.
With this Example We have to use tidy Object (Tidy Object need to Enabled in PHP Configuration).
Check with phpinfo() under Tidy. ob_get_clean() , parse HTML String with parseString() function from Tidy object, and Clean our HTML with cleanRepair()