PHP Online Compiler
Write, compile, and run PHP online in a fast, isolated sandbox. No setup, no sign-up, free.
Run PHP online, no setup
Write PHP in the editor above, press Run, and your program executes in a fast, isolated sandbox, right in your browser. No installs, no configuration, and no account required to run code. Switch languages anytime from the rail on the left.
Features
- ✓Instant run with stdin support
- ✓Syntax highlighting & line numbers
- ✓Resizable, switchable editor / output layout
- ✓A built-in shared whiteboard for sketching ideas
- ✓AI help to explain, debug, and improve your code (Premium or your own OpenAI key)
- ✓Invite friends to code together live (free)
Compiler plus developer reference
Use the editor for quick experiments, then open the PHP cheatsheet when you need syntax, examples, and common patterns. Hack University also keeps a free developer reference library and public software engineering courses for deeper practice after a snippet works.
Want to go further?
Hack University is a selective, all-in-one platform for becoming a software engineer: a full computer-science curriculum, hands-on practice, and career tools. The online compiler is free and open to everyone.