What are the functions of html comments?
When we use HTML, we will definitely use a tag, that is CommenttagSo today we will give you a good introduction, Comment The role of and give you a small example.
html Comment syntax
Usage explanation: In html, the less than symbol " <" + exclamation point "! " + two link symbols "-" Comment content + two link symbols "-" + greater than symbol ">". Note that these characters need to be entered in English half-width lowercase.
The role of html comments
Using comments in html can provide reference ideas for future maintenance. It works like adding annotations to a book.
1. Function of ordinary comments
We develop a piece of html code. In order to facilitate understanding in the future and for different programs to understand the special meaning of your code, we can use Html comments to help. Functions as explanation, annotation, and remarks.
2. Conditional annotations
Our second major point is the if conditional annotation, which allows different browsers to read and recognize the conditional content.
html comment application example - TOP
HTML code:
<!DOCTYPE html> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>html注释实例</title> </head> <body> <!-- 我是被注释内容，并且在浏览器中不会显示 --> 我是内容-html注释知识 </body> </html> html 注释适用范围
1. Code that you think is important. For example, in HTML, if it is necessary to annotate the code layout that we think is important, we can use HTML annotations.
2. Show it to others. For example, if you write html code yourself, some parts of the code need to be explained, and at the same time you want to transfer it to others to read, interpret and analyze. At this time, it is necessary to use html comments.
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