let a = 0, b = 1;
console.log(a, b); // 0 1
[b, a] = [a, b];
console.log(a, b); // 1 0
How to swap variables in one line.
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You can use [html][/html], [css][/css], [php][/php] and more to embed the code. Urls are automatically hyperlinked. Line breaks and paragraphs are automatically generated.