onlick swap javascript code example
Example 1: swap function javascript
let a = 1;
let b = 2;
a = a ^ b;b = a ^ b;a = a ^ b;
a; // => 2
b; // => 1
Example 2: swap function javascript
function swap(x, y) {
var t = x;
x = y;
y = t;
return [x, y];
}
console.log(swap(2, 3));