What you should know

What is PHP for WordPress

Setting up a local environment

Printing information

What are variables

Challenge Perform mathematical operations and store it

Arithmetic operators and math in PHP

Using arrays

Solution Perform mathematical operations and store it

Strings in PHP

Comparison operators and the truth

Logical operators

Conditional tags in WordPress

Creating ifelse statements

The Loop in WordPress

Switch and match statements

Loops

Challenge Loop through an array of information

Solution Loop through an array of information

Using functions in WordPress

What are functions

Helpful PHP functions

Challenge Write your own function to compare two numbers

Writing your own functions

Solution Write your own function to compare two numbers

Copying Hello Dolly

PHP in the Block Editor

The functions file

Hooks, actions, and filters

WP Query

Theme development in the age of the Block Editor

Creating a plugin

Is PHP enough

Next steps