swap method in js code example

Example 1: swap function javascript

let a = 1;
let b = 2;
let temp;

temp = a;a = b;b = temp;
a; // => 2
b; // => 1

Example 2: javascript swap variables

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

Example 3: swap function javascript

function swap(x, y) {
    var t = x;
    x = y;
    y = t;
    return [x, y];
}

console.log(swap(2, 3));

Example 4: how do you swap the vaRIables js

let a = "red";
let b = "blue";
let c = a; // red
a = b; //over-rides to blue
b = c;

console.log(a);
console.log(b);