PHP is the language of WordPress. If you want to customize WordPress, for example by coding themes or plugins, PHP is the programming language you'll need to learn.
In this Coffee Break Course, Rachel McCollin will give you an overview of the most important introductory content for PHP coding in WordPress. You'll get an overview of PHP coding standards, and take a look at some of the most common WordPress functions that you'll be hooking up to with your code. You'll also learn about core WordPress coding concepts, such as actions and hooks, and you'll get lots of links to tutorials, courses and books that will help you keep learning.
Do you want to learn WordPress development from start to finish? Check out our learning guide: Learn WordPress Development.