HTML Comment Tags

Comment tags are used to insert comments in the HTML source code.

HTML Comment Tags# header

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You can add comments to your HTML source by using the following syntax:

Notice that there is an exclamation point (!) in the opening tag, but not in the closing tag.

Note: Comments are not displayed by the browser, but they can help document your HTML source code.

With comments you can place notifications and reminders in your HTML:

Example

This is a paragraph.

Comments are also great for debugging HTML, because you can comment out HTML lines of code, one at a time, to search for errors:

Example