1var a = 1,
2    b = 2;
3b = [a, a = b][0];

1var a = 5;
2var b = 3;
3[a, b] = [b, a];

1function swap(x, y) {
2    return [y, x];
3}
4
5console.log(swap(2, 3));

1let a = 1;
2let b = 2;
3
4a = a + b;b = a - b;a = a - b;
5a; // => 2
6b; // => 1

1dmitripavlutin.com › swap-variables-javascript
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