Comment tags <!-- and --> are used to insert comments in HTML.
You can add comments to your HTML source by using the following syntax:
|Note: There is an exclamation point (!) in the opening tag, but not in the closing tag.|
Comments are not displayed by the browser, but they can help document your HTML.
With comments you can place notifications and reminders in your HTML:
Comments are also great for debugging HTML, because you can comment out HTML lines of code, one at a time, to search for errors:
You might stumble upon conditional comments in HTML:
Conditional comments defines HTML tags to be executed by Internet Explorer only.
HTML comments tags can also be generated by various HTML software programs.
For example <!--webbot bot--> tags wrapped inside HTML comments by FrontPage and Expression Web.
As a rule, let these tags stay, to help support the software that created them.