how to comment out html

<!-- a comment in html -->

<!-- Example Comment -->

<! –– ––>

<!--This is a comment. Comments are not displayed in the browser-->

<p>This is a paragraph.</p>

<!-- Write your comments here -->

<div>
<p>This text is visible. Check the source code for multi-line comment.</p>
<!--  
Hello, world! I am a comment and I am
displayed in multiple lines!
--> 
</div>

<!-- your goes comment here -->

<!-- This is HTML -->
/* This is CSS */
// This is CSS to