let str = "Hello, World!";
let result = str.substring(7, 12);
console.log(result);
Post #1973
6.68K
CHALLENGE
- 👍 6
- Oct 11, 2026Post #3552
- Oct 11, 2026CHALLENGE const output = []; output.push(typeof foo); try { output.push(typeof bar); } cat…
- Oct 10, 2026Post #3550
- Oct 10, 2026CHALLENGE async function main() { const settled = await Promise.allSettled([ Promise.resol…
- Oct 9, 2026Post #3548
- Oct 9, 2026CHALLENGE const a = -7 % 3; const b = 7 % -3; const c = 2 ** 3 ** 2; const d = (2 ** 3) **…