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

Post Message #3584

26 October 2026

J

JavaScript

📊 Quiz

What is the output?

3 3
null 4
1 1
1 4

votes: 101 · results after voting — in Telegram ↗

1.4K · 06:33

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JavaScript06:33CHALLENGE let counter = 0; const state = { get value() { counter++; return counter % 3 === 0 ? null : counter; } }; let result; result ??= state.value; result ?

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JavaScript06:32CHALLENGE const s = "JavaScript"; const str = new String(s); console.log(str === s, str == s, typeof str, str.at(-1), s.at(-1));

J

JavaScript

JavaScript@javascript · channel · Tech

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