swap no. in js code example
Example 1: javascript swap variables
var a = 5;
var b = 3;
[a, b] = [b, a];
Example 2: 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);