How to use this tool?

This free online converter lets you convert code from JavaScript to Dart in a click of a button. To use this converter, take the following steps -

  1. Type or paste your JavaScript code in the input box.
  2. Click the convert button.
  3. The resulting Dart code from the conversion will be displayed in the output box.

Examples

The following are examples of code conversion from JavaScript to Dart using this converter. Note that you may not always get the same code since it is generated by an AI language model which is not 100% deterministic and gets updated from time to time.

Example 1 - Is String Palindrome

Program that checks if a string is a palindrome or not.

JavaScript

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Dart

Example 2 - Even or Odd

A well commented function to check if a number if odd or even.

JavaScript

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Dart

Key differences between JavaScript and Dart

CharacteristicJavaScriptDart
SyntaxJavaScript has a C-style syntax with curly braces and semicolons.Dart has a C-style syntax with curly braces and semicolons.
ParadigmJavaScript supports both object-oriented and functional programming paradigms.Dart supports both object-oriented and functional programming paradigms.
TypingJavaScript is dynamically typed.Dart is optionally typed.
PerformanceJavaScript performance can vary depending on the browser and runtime environment.Dart performance is optimized for web and mobile applications.
Libraries and frameworksJavaScript has a wide range of libraries and frameworks available, such as React, Angular, and Node.js.Dart has a smaller ecosystem of libraries and frameworks compared to JavaScript, but it includes popular options like Flutter.
Community and supportJavaScript has a large and active community with extensive support and resources.Dart has a growing community with good support and resources, especially for Flutter development.
Learning curveJavaScript has a relatively low learning curve due to its widespread usage and extensive documentation.Dart has a moderate learning curve, especially for developers familiar with C-style languages.