WordPress Theme Architecture — a practical guide to WordPress theme architecture with clear examples you can reuse in real projects.
WordPress Theme Development Series (3/96). Prefer one article? Read the complete WordPress theme development tutorial.
Short description
WordPress selects templates via the hierarchy, runs The Loop, and prints content with template tags — all styled by your theme assets.
Request flow
Request → query → template hierarchy
→ header/content/sidebar/footer
→ enqueue CSS/JS → HTML output