How to: Insert javascript code in a webpage

Javascript code can be inserted in a webpage either inside <head> tag or in body of webpage.
Javascript codes are inserted inside <script> tag.
There are two ways to insert javascript code:
1. Put your code inside script tags
2. Connect a javascript (.js) file saved in same root folder.
3. Connect javascript from another domain.
Accordingly you can change it by giving different attributes.

<script> or <script type="text/javascript">

is used for first method.

<script src="folder/script.js" type="text/javascript">

is used for secound method. Same method is used for connecting js from other websites also. Example:

<script>
// example 1
document.write("<h1>HELLO from GPZZ</h1>");

// example 2
function welcome(greeting){
alert(greeting);}
welcome("WELCOME TO G.P.z.z");
</script>

G P z z

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How to: Insert javascript code in a webpage

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