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JavaScript comment out a line of code methods: 1, the use of "/ /" can comment out a single line of code, the syntax is "/ / single line of code"; 2, the use of "/ *" as the beginning, the use of "* /" as the end of multiple lines of code can be commented, syntax is "/ * multiple lines of code * /".

The operating environment of this tutorial: windows10 system, javascript1.8.5 version, Dell G3 computer.

How does JavaScript comment out a line of code

Javascript single-line comment

A single-line comment begins with "/ /" and ends at the end of the line break. Here is an example of a single-line comment on javascript:

Javascript single-line comment

Javascript multiline comment

Multiline comments begin with / * and end with * /. The following example uses multiple lines of comments to explain the code:

Javascript multiline comments Thank you for your reading! This is the end of the article on "how to comment out a line of code by JavaScript". I hope the above content can be of some help to you, so that you can learn more knowledge. if you think the article is good, you can share it for more people to see!

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