How to write comments in the JavaScript code

Learn, how to write a comments in JavaScript.

There are two ways to write a comments in JavaScript.

• Single line comment

• Multiline comment or Block comment

Single line comment

To write a singe line comment in JavaScript, we can use the forward slashes //.

Example:

// this is a single line comment in JavaScript

Multiline comment or Block comment

/*
this is a multi-line

comment.

Hope

you

love me

*/

Why comments are helpful

• Comments help us to read our code better in the future in case if we forgot what is happening on the particular line of code.

• Comments can be helpful to the other developers who try to read our code.

• Comments are also used to stop running a particular line in the code.

• Comments are ignored by the interpreter.