swap elements in js code example
Example 1: javascript swap variables
var a = 5;
var b = 3;
[a, b] = [b, a];Example 2: swap numbers in javascript
let a = 1;
let b = 2;
let temp;
temp = a;a = b;b = temp;
a; // => 2
b; // => 1var a = 5;
var b = 3;
[a, b] = [b, a];let a = 1;
let b = 2;
let temp;
temp = a;a = b;b = temp;
a; // => 2
b; // => 1