Type Signature · #27 · 2026-05-01
What is the type of `obj.x`?
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.
const obj = Object.freeze({ x: 1, y: 'hello' });
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Press 1 through 4, or tap a numbered choice, to answer. Back to hub