how to comment in javascript

1//This is a javascript single line comment
2
3/*
4And here is a
5multiline comment
6*/

1// Javascript comment single line
2/* Javascript comment 
3	multiline */
4
5/* CSS comment 
6	any line */
7
8<!-- HTML comment
9 	any line -->

1// single line comment 
2
3/* multiline comemnt 
4line 2
5line 3
6line 4 */

1<script type="text/javascript">
2<!--
3document.write("I have multi-line comments!");
4/*document.write("You can't see this!");
5document.write("You can't see this!");
6document.write("You can't see this!");
7document.write("You can't see this!");
8document.write("You can't see this!");
9document.write("You can't see this!");
10document.write("You can't see this!");*/
11//-->
12</script>
13
14

1/* this is a javascript comment
2that is multi lines */
3// This is a single line comment

1// For single line comment
2
3/* For block of lines comment
4...
5...
6*/