functions.php
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What is functions.php?
The functions.php file in a Classic WordPress theme acts as a plugin, adding custom functionality and features to your website. It's a powerful tool for modifying the behavior of your theme and WordPress itself, allowing you to define custom functions, hooks, filters, and more, without directly altering the core theme files.
Free resources to learn functions.php
More in stage 16: Licensing & Updates
functions.php: common questions
Can I learn functions.php in Hindi?
This lesson is written in English. Once you sign in, open it in the interactive course and ask the AI tutor to explain functions.php in Hindi or Hinglish. The tutor answers from this lesson’s own text, so it stays on the syllabus, and it runs on your own Google, OpenAI or Anthropic key.
Is this functions.php tutorial for beginners?
It is lesson 45 of 115 in the free WordPress roadmap, in stage 16, Licensing & Updates. If you are new to WordPress, start from stage 1 and come back here in order; if you already know the earlier stages, this lesson stands on its own.