Here are some links for PHP tutorials.
http://www.w3schools.com/php/default.asp
http://www.php.net/manual/en/getting-started.php
https://www.geeksforgeeks.org/php-tutorial/
https://www.tutorialrepublic.com/php-tutorial/
https://www.educative.io/blog/php-tutorial-from-scratch
https://www.freecodecamp.org/news/the-php-handbook/
http://www.tizag.com/phpT/
https://www.homeandlearn.co.uk/php/php.html
https://www.simplilearn.com/tutorials/php-tutorial/hello-world-in-php
