Three simple steps
How to use this tool?
This free online converter translates F# source code into Haskell in three simple steps.
- Step 1
Add your F# code
Type, paste, or upload the F# code you want to translate.
- Step 2
Convert the code
Click Convert to translate the source code into Haskell.
- Step 3
Review the result
Review, copy, or download the resulting Haskell code from the output editor.
See it in action
Examples of F# to Haskell conversion
These examples show F# source code and the corresponding Haskell translation. Generated results can vary as AI models are updated.
Example 1
Is String Palindrome
Program that checks if a string is a palindrome or not.
F# code
Haskell code
Example 2
Even or Odd
A well commented function to check if a number if odd or even.
F# code
Haskell code
Language comparison
Key differences between F# and Haskell
| Characteristic | F# | Haskell |
|---|---|---|
| Syntax | F# has a syntax similar to OCaml and is inspired by ML languages. It uses indentation for block structure and has a concise and expressive syntax. | Haskell has a unique syntax that is based on mathematical notation. It uses indentation for block structure and has a strong focus on functional programming concepts. |
| Paradigm | F# is a multi-paradigm language that supports functional programming, object-oriented programming, and imperative programming. | Haskell is a purely functional programming language that emphasizes immutability and referential transparency. |
| Typing | F# is a statically typed language that supports type inference. It has a strong type system that helps catch errors at compile-time. | Haskell is a statically typed language that also supports type inference. It has a sophisticated type system that allows for advanced type-level programming. |
| Performance | F# is known for its performance and can be as fast as C# due to its integration with the .NET runtime. | Haskell's performance can be comparable to other compiled languages, but it may require optimization techniques for certain use cases. |
| Libraries and frameworks | F# has good interoperability with .NET libraries and frameworks, which provides access to a wide range of existing tools and resources. | Haskell has a growing ecosystem of libraries and frameworks, but it may not have as extensive support as some other languages. |
| Community and support | F# has an active and supportive community with resources, forums, and libraries available. It is backed by Microsoft and has good tooling support. | Haskell has a passionate community, but it may not have as large of a user base or as extensive commercial support as some other languages. |
| Learning curve | F# has a moderate learning curve, especially for developers familiar with C# or other .NET languages. It may require some adjustment to functional programming concepts. | Haskell has a steep learning curve, especially for developers new to functional programming. It requires understanding of advanced concepts like monads and type classes. |
Common questions
Frequently Asked Questions
How do I convert F# to Haskell?
Paste your F# code into the input box, confirm the languages are set to F# and Haskell, and click Convert. CodeConvert AI analyzes your F# code and generates equivalent Haskell code in seconds, preserving the original logic and structure.
What are the main differences between F# and Haskell?
F# and Haskell differ in syntax, type system, standard libraries, and common idioms, so copying code line for line usually will not compile. The converter maps each F# construct to its closest Haskell equivalent. See the comparison table below for the key differences between F# and Haskell.
Is the converted Haskell code accurate?
The AI produces high-quality Haskell code that preserves the behavior of your original F# code and follows Haskell conventions. It handles common patterns, data structures, and idioms for both F# and Haskell. For large or performance-critical code, review and test the Haskell output before using it in production.
Can I convert an entire F# project to Haskell?
You can convert F# files one at a time by pasting each file's code. For a full migration, convert each file and then review how classes, dependencies, and project structure map from F# to Haskell. Signing in for free raises the input limit to 25,000 characters per conversion for larger files.
Can I convert Haskell back to F#?
Yes. CodeConvert AI converts in both directions, so you can convert Haskell to F# just as easily using our Haskell to F# converter. Try the Haskell to F# Converter
Is the F# to Haskell converter free, and do I need to install anything?
Yes, it is free and runs in your browser with nothing to install and no IDE extension required. You can convert F# to Haskell without an account for up to 5 conversions per day. Sign in for free for higher limits.
What are the benefits of signing in?
Signing in unlocks CodeConvert AI's Pro converter with more powerful AI models, a built-in chat assistant, code execution, saved conversion history, and personal notes. Every free account includes 5 credits and supports up to 25,000 characters of input per conversion, with no credit card required.
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