Key Takeaways: You’ll work with four primary languages in WordPress: HTML, CSS, PHP, and JavaScript. HTML (HyperText Markup Language) is the fundamental language of the web. It’s a declarative language rather than a programming language, and also the web’s most important markup language—basically, a text file with “markup” baked into it to explain the specific nature of various bits of text. CSS (Cascading StyleSheets) is another declarative language: it’s a flexible, powerful, repeatable way to style—control the appearance of—HTML markup. … Continue reading The Four Languages You Must Know To Understand WordPress