TypeScript typing test
Generics, type annotations, and angle brackets that wreck your WPM.
0 wpm100% acc0sstart typing…
clamp.ts
function clamp(n: number, min: number, max: number): number {
return Math.min(Math.max(n, min), max);
}
Why practice typing TypeScript?
Drill TypeScript typing speed with generics, interfaces and annotations. Generics, type annotations, and angle brackets that wreck your WPM.
Every keystroke counts toward your WPM, accuracy and consistency. After each run, the heatmap highlights the exact keys to drill next — so your practice always targets your real weaknesses.