Single and multiline comment in HTML, CSS and JavaScript

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Anonymous User · Answer

Adding comments to your code is a helpful way to include notes that explain to you or others what the code does. Code or other text that is commented out is ignored by the browser.

How to write comments in HTML

Single line HTML comments

To comment a single line in HTML, place that snippet of code between the tags : .

Multiline HTML comments

To comment multiline in HTML, you can still use the above syntax (). But keep in mind that, it comments out the whole text and the tags in between, so add it carefully.

How to write comments in CSS

Single line CSS comments

To make a single line CSS comment, put the comment text or code between /* */tags.

Multiline CSS comments

To write multiline or block CSS comments, you can use the same /* */ tags, and put the comment content on multiple lines.

How to write comments in JavaScript

Single line JavaScript comments

To create a single line comment in JavaScript, begin the line with two forward slashes (//).

Multiline JavaScript comments

If you want to create a multiline or block comment in JavaScript, enclose the comment text between /* */ tags.

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Single and multiline comment in HTML, CSS and JavaScript

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