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CODE EXAMPLE FOR JAVASCRIPT

Swapping variables JS

let a = 1;
let b = 3;

[a, b] = [b, a];
console.log(a); // 3
console.log(b); // 1

const arr = [1,2,3];
[arr[2], arr[1]] = [arr[1], arr[2]];
console.log(arr); // [1,3,2]
Source by developer.mozilla.org #
 
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Tagged: #Swapping #variables #JS
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