swapingsid.js

<script>

// Javascript program to swap two
// numbers without using temporary
// variable

let x = 10, y = 5;

// Code to swap 'x' and 'y'

// x now becomes 15
x = x + y;

// y becomes 10
y = x - y;

// x becomes 5
x = x - y;

document.write("After Swapping: x =" + x + ", y=" + y);

// This code is contributed by mukesh07

</script>