JavaScript Beautifier

JavaScript Beautifier is a great tool for making your JavaScript code more readable and consistent. It can automatically format your code according to a set of rules, and it can also reformat code that has already been written. This can be especially helpful when working with large JavaScript projects, or when sharing code with others. JavaScript Beautifier is easy to use and can help to make your code look more professional.  It can also help you debug your code by making it easier to read. In this blog post, we're going to take a look at how to use JavaScript Beautifier and some of its features.

 

JavaScript Beautifier is a Node.js module. To install it, you can use npm:

 

npm install -g js-beautify

 

Once you have installed it, you can use it on your JavaScript code like this:

 

js-beautify path/to/your/file.js

 

You can also pipe the output of another command into JavaScript Beautifier:

 

cat file.js | js-beautify

 

JavaScript Beautifier has a lot of options that you can use to customize the output. For a full list of options, you can run this command:

 

js-beautify --help

 

Some of the more useful options include:

 

--indent-size: The number of spaces to use for indentation.

--indent-char: The character to use for indentation (default is space).

--max-preserve-newlines: The maximum number of newlines to preserve in the output.

--brace-style: How to format braces (none, collapse, expand, end-expand).

 

You can also use JavaScript Beautifier from within your code editor or IDE. There are plugins available for many popular editors, such as Atom, Sublime Text, and Visual Studio Code.

 

JavaScript Beautifier is a great tool that can help you write more readable and maintainable code. It's worth taking the time to learn how to use it and customize the output to suit your needs.

 

How do you make a pretty print in Javascript?

 

The Javascript code beautifier takes uglified, minified or obfuscated JavaScript and make it clean, well-formatted code. It also provides a wide range of options to customize the output.

 

How do I use JS Beautify?

 

To use JS Beautify, you first need to install it using npm:

 

npm install -g js-beautify

 

Once you have installed it, you can use it on your JavaScript code like this:

 

js-beautify path/to/your/file.js

 

You can also pipe the output of another command into JS Beautify:

 

cat file.js | js-beautify

 

JS Beautify has a lot of options that you can use to customize the output. For a full list of options, you can run this command:

 

js-beautify --help

 

Some of the more useful options include:

 

--indent-size: The number of spaces to use for indentation.

 

--indent-char: The character to use for indentation (default is space).

--max-preserve-newlines: The maximum number of newlines to preserve in the output.

--brace-style: How to format braces (none, collapse, expand, end-expand).

 

How do I indent Javascript code?

 

To indent your Javascript code, you can use the --indent-size option. This option takes an integer value that represents the number of spaces to use for indentation. For example, if you want to use two spaces for indentation, you would use this command:

 

js-beautify --indent-size 2 path/to/your/file.js

 

You can also use the --indent-char option to specify the character to use for indentation. The default character is a space, but you can use any character you like. For example, if you want to use tabs for indentation, you would use this command:

 

js-beautify --indent-char \t path/to/your/file.js

 

Conclusion

 

JavaScript Beautifier is a great tool that can help you write more readable and maintainable code. It's worth taking the time to learn how to use it and customize the output to suit your needs.

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