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Type Signature · #43 · 2026-05-17

What is type `R`?

TypeScript ·Difficulty 2/3

How to play

Read the TypeScript snippet and pick the correct type from four choices. Think about inference, narrowing, and utility types. Press 1–4 or click to answer.

type Config = { host: string; port: number; debug: boolean; verbose: boolean };
type R = Omit<Config, 'debug' | 'verbose'>;

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Press 1 through 4, or tap a numbered choice, to answer. Back to hub