HTML JavaScript

What is javascript in HTML?

JavaScript is scripting technology for web browser to event handling and make web pages more dynamic.

which Tag we use for write script?

<script> tag used for writing script.

Syntax to write script:-
<script>
//java script codes.
</script>

Example:-
<script>
document.getElementById("myid").innerHTML = "Hi brother!";
</script>


By JavaScript you can change HTML content, HTML style and HTML attribute.

document.getElementById("myid").innerHTML = "Hi brother!";
document.getElementById("demo").style.fontSize = "25px";
document.getElementById("image").src = "picture.gif";


What is noscript?
noscript is tag <noscript>

Syntax for noscript tag is:-
<noscript>content msg</noscript>

Example:-
<noscript>Message content for display information when js disabled.</noscript>

What is use of noscript tag?
</noscript> tag use for display text message on page in two condition.
1.when user disable javascript in their browser .
2.if browser not support javascript.

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