Lab

Code Typing Test

Type real code in 17 languages, 20 snippets each, as fast and accurately as you can. Finish a snippet and the clock goes back to full. Your score is words per minute.

Time: 30s
WPM: 0
Accuracy: 100%
Snippets: 0
Best: 0

Snippet: TypeScript

function debounce(fn: () => void, ms: number) {
  let timer = 0;
  return () => {
    clearTimeout(timer);
    timer = window.setTimeout(fn, ms);
  };
}

Start typing to begin · finish a snippet to reset the clock