Dynamically Swapping Images with JavaScript
In this article you will learn the numbers Swapping in JavaScript and
create a JavaScript program.
Image Swapping in JavaScript:- In JavaScript,
Numbers Swapping means interchange the numbers to each other . We take two
numbers first is (a=10) and second is (b=20). After the swapping the number is
change to each other . Such as : a=20 and b=10.
The example of Swapping the numbers in JavaScript:-
<html>
<head>
<script language="javascript">
function showAlert()
{
var a,b,c;
a=10;
b=20;
document.write("Without Swapping");
document.write("a="+a);
document.write("b="+b);
c=a;
a=b;
b=c;
document.write("After swpping");
document.write("a="+a);
document.write("a="+a);
}
</script>
</head>
<body>
<script language="javascript">
showAlert();
</script>
</body>
</html> |
Output:- Without Swapping a=10
b=20
After Swapping a=20 b=10
|