PHP is script language, MySQL is for databases where you can with PHP statements save some data and then display it.
Good example of using PHP and MySQL is this forum. The vBulletin (the script which uses this forum) is written in PHP. PHP makes possible to create the posts, browse the forum etc. The data (posts, topics) are saved in MySQL database. PHP call the MySQL to display the data.
Good example of using PHP and MySQL is this forum. The vBulletin (the script which uses this forum) is written in PHP. PHP makes possible to create the posts, browse the forum etc. The data (posts, topics) are saved in MySQL database. PHP call the MySQL to display the data. +1 perfect answer bro