How to use this tool?

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

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

Examples

The following are examples of code conversion from Swift to JavaScript 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.

Swift

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JavaScript

Example 2 - Even or Odd

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

Swift

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JavaScript

Key differences between Swift and JavaScript

CharacteristicSwiftJavaScript
SyntaxSwift has a syntax that is similar to many other modern programming languages, with a focus on readability and simplicity.JavaScript has a syntax that is influenced by C and Java, with a focus on flexibility and dynamic typing.
ParadigmSwift is a multi-paradigm language that supports both object-oriented and functional programming.JavaScript is a multi-paradigm language that supports both object-oriented and functional programming.
TypingSwift is a statically typed language, which means that variable types are checked at compile-time.JavaScript is a dynamically typed language, which means that variable types are checked at runtime.
PerformanceSwift is known for its high performance and efficiency, making it suitable for resource-intensive applications.JavaScript is generally slower than Swift, but its performance can be optimized using various techniques.
Libraries and frameworksSwift has a growing ecosystem of libraries and frameworks, although it may not have as many options as JavaScript.JavaScript has a vast ecosystem of libraries and frameworks, making it easy to find solutions for various tasks.
Community and supportSwift has a strong and growing community, with active support from Apple and other developers.JavaScript has one of the largest and most active communities, with extensive online resources and support.
Learning curveSwift has a relatively low learning curve, especially for developers familiar with other modern programming languages.JavaScript has a moderate learning curve, with some complex concepts and quirks that may take time to master.