How do I run my make my .php file integrate and run on html?

Answer 1

Actually if you want to run php then u should include html in php.
Meaning there should be ONLY one file,named as anyname.php.
Inside that you can Add html code and php.
Html code can be added and for php you should use its tag.

Answer 2

The example really shows how it it can be done:
https://code.sololearn.com/wdMg5lB9T43K/?ref=app