1. 1. Introduction to PHP
   2. Comments in PHP
   3. Variables in PHP 
   4. Echo / Print Statement in PHP
   5. Data Types in PHP
   6.  PHP Strings
   7. String functions
   8. Constants in PHP
   9. PHP Operators
   10. Conditional Statement
   11. Looping Statement In PHP
   12. PHP Functions 
   13. PHP Array
   14. Useful functions for arrays in PHP
   15. Sorting Arrays in PHP
   16. Session In PHP
   17. Cookies in PHP
   18. Implode() and Explode() Function in PHP
   19. Types of Errors in PHP
   20. PHP – PEAR
   21. PHP – PECL

PHP with Mysqli

1. How to Connect php with mysql Database
2. How to insert data into MySql using PHP
3. How to fetch data from mysql using PHP