Dart Formatter

Free Dart Formatter Beautifier Viewer Validator Online

Discover how to enhance your Dart code with the Dart Formatter. Learn about its features, see examples of minified and formatted code, and get answers to common FAQs.


In the dynamic world of programming, maintaining clean and readable code is a top priority. For Dart developers, this task is made simpler with tools like the Dart Formatter. This blog post will delve into the intricacies of Dart formatting, showcasing its features, benefits, and how it can significantly improve your coding experience.

What is Dart Language?

Dart is a client-optimized programming language for fast apps on any platform. Developed by Google, Dart is used to build mobile, desktop, server, and web applications. Its syntax is easy to learn, especially for developers familiar with C-style languages. Dart is the backbone of the popular Flutter framework, which is widely used for creating natively compiled applications for mobile, web, and desktop from a single codebase.

What is a Dart Code Formatter Online?

A Dart Code Formatter Online is a web-based tool designed to help developers format their Dart code effortlessly. By using such tools, developers can ensure their code adheres to the style guidelines set by the Dart language, improving readability and maintainability. These online Dart formatters are especially useful for collaborative projects where code consistency is crucial.

What are the Features of Dart Code Formatter?

Using a Dart code formatter tool offers numerous advantages, including:

  • Automatic Formatting: Quickly format your Dart code with a single click.
  • Code Beautification: Enhance the readability of your code by organizing it in a structured manner.
  • Code Validation: Some tools also include a Dart validator to check for syntax errors.
  • Code Viewing: A Dart viewer allows you to easily view and analyze formatted code snippets.
  • Extensions and Plugins: Many formatters come with extensions for popular code editors like VSCode.

Example of Minified Dart Code

Before using a Dart formatter:

void main() {print("Hello, world");}

Example of Formatted Dart Code

After using a Dart formatter:

void main() {
  print("Hello, world");


What does Dart format do?

Dart format automatically formats your Dart source code to follow the style conventions of the language. This ensures consistency and improves code readability.

How do I format my Dart code?

You can format your Dart code using tools like dart_style or an online Dart formatter. Simply paste your code into the tool and click the format button.

What is the difference between Dartfmt and Dartformat?

Dartfmt is the original Dart code formatter provided by the Dart team. Dartformat is a general term that may refer to any tool that formats Dart code.

Which Dart Code formatter is best?

The best Dart code formatter is dart_style due to its official status and widespread use. However, there are several other good options available online, like the free Dart formatter tools.

What is the fastest formatter in Dart?

Dartfmt is known for its speed and efficiency, making it one of the fastest formatters available for Dart code.

How to format a Dart code?

To format Dart code, use dartfmt in your command line or an online Dart formatter by pasting your code and clicking format.

What is Dart formatter?

A Dart formatter is a tool designed to format Dart code according to the language’s conventions.

What is the extension for Dart?

The file extension for Dart source code is .dart.

What is the free formatter for Dartlang?

A free formatter for Dartlang can be found online, such as the Dart Formatter Online tools available on various websites.

How do I auto format a Dart?

To auto format Dart code, use an IDE with Dart support that includes auto-formatting features or install a Dart formatter extension like in VSCode.

How to use Dart formatter in vscode?

To use a Dart formatter in VSCode, install the Dart extension from the marketplace, and it will auto-format your code on save.

What is Dart Beautifier?

A Dart beautifier is a tool that not only formats but also improves the readability and aesthetics of Dart code.

How do I make Dart look good?

To make Dart code look good, use a Dart formatter or beautifier to organize and structure your code properly.

How to run Dart code?

You can run Dart code using the dart run command followed by the filename in your terminal.

By integrating a Dart formatter into your workflow, you ensure your Dart code is clean, readable, and maintainable, ultimately improving your development process and the quality of your applications.