What are javascript annotations?

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Release: 2020-09-18 17:14:16
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Javascrip comment characters are divided into single-line comment characters "//" and multi-line comment characters "/**/". Single-line comments start with "//", followed by the comment content, and the syntax is "//comment content"; multi-line comments start with "/*" and end with "*/" ending with the comment content in the middle. The syntax is "/* comment content*/" .

What are javascript annotations?

JavaScript Comments

JavaScript will not execute comments.

We can add comments to explain JavaScript or improve the readability of the code.

Single-line comments start with //.

Example

The following example uses a single-line comment to explain the code:

   

Welcome to my Homepage

This is my first paragraph.

注释:注释不会被执行。

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JavaScript Multi-line Comment

Multi-line comments start with /* and end with */.

The following example uses multi-line comments to explain the code:

Example

   

Welcome to my Homepage

This is my first paragraph.

注释:注释块不会被执行。

Copy after login

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