A hidden comment is an HTML tag that hides comments with the (<!-- -->)

How to make a hidden comment Edit

To make hidden comments, simply add the <!-- tag, type what you want to hide, then end it with -->. Hidden comments are used mainly as hidden notices to people editing a page, and is supported by HTML and MediaWiki, meaning, you can use this code in building your website, or on this or any other MediaWiki wiki, including this one.

Making a hidden commentEdit

To make a hidden comment, simply type <!-- --> around the text which one wants to hide, like <!--this-->.