JavaScript@javascript · channel · 30 984 subscribers✅ High trust

Post Message #3580

24 October 2026

J

JavaScript

📊 Quiz

What is the output?

16 16 16 1
16 16 16 2
16 16 -16 2
16 16 16 3

votes: 89 · results after voting — in Telegram ↗

1.5K · 06:32

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JavaScript06:33Poll J

JavaScript06:32CHALLENGE const memoize = (fn) => { const cache = new Map(); return (...args) => { const key = JSON.stringify(args); if (cache.has(key)) return cache.get(key);

this message

JavaScript06:33CHALLENGE const handler = { get(target, prop, receiver) { if (!(prop in target)) { return `no ${String(prop)}`; } return Reflect.get(target, prop, receiver); },J

JavaScript06:33Poll

J

JavaScript

JavaScript@javascript · channel · Tech

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