Three simple steps
How to use this tool?
This free online converter translates Delphi source code into F# in three simple steps.
- Step 1
Add your Delphi code
Type, paste, or upload the Delphi code you want to translate.
- Step 2
Convert the code
Click Convert to translate the source code into F#.
- Step 3
Review the result
Review, copy, or download the resulting F# code from the output editor.
Language comparison
Key differences between Delphi and F#
| Characteristic | Delphi | F# |
|---|---|---|
| Syntax | Pascal-based syntax, known for its readability and simplicity. | Functional-first syntax, which can be more concise but may be less familiar to those used to imperative languages. |
| Paradigm | Object-oriented programming with support for procedural programming. | Functional programming with support for object-oriented and imperative programming. |
| Typing | Static typing with strong type checking. | Static typing with type inference, allowing for more concise code. |
| Performance | Generally high performance, especially for desktop applications. | Good performance, particularly for data processing and concurrent applications. |
| Libraries and frameworks | Rich set of libraries and frameworks for desktop and mobile development. | Strong libraries for data science, web development, and functional programming. |
| Community and support | Established community with commercial support and resources. | Growing community with strong support from Microsoft and open-source contributors. |
| Learning curve | Relatively easy for beginners, especially those familiar with Pascal. | Steeper learning curve for those new to functional programming concepts. |
Common questions
Frequently Asked Questions
How do I convert Delphi to F#?
Paste your Delphi code into the input box, confirm the languages are set to Delphi and F#, and click Convert. CodeConvert AI analyzes your Delphi code and generates equivalent F# code in seconds, preserving the original logic and structure.
What are the main differences between Delphi and F#?
Delphi and F# differ in syntax, type system, standard libraries, and common idioms, so copying code line for line usually will not compile. The converter maps each Delphi construct to its closest F# equivalent. See the comparison table below for the key differences between Delphi and F#.
Is the converted F# code accurate?
The AI produces high-quality F# code that preserves the behavior of your original Delphi code and follows F# conventions. It handles common patterns, data structures, and idioms for both Delphi and F#. For large or performance-critical code, review and test the F# output before using it in production.
Can I convert an entire Delphi project to F#?
You can convert Delphi 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 Delphi to F#. Signing in for free raises the input limit to 25,000 characters per conversion for larger files.
Can I convert F# back to Delphi?
Yes. CodeConvert AI converts in both directions, so you can convert F# to Delphi just as easily using our F# to Delphi converter. Try the F# to Delphi Converter
Is the Delphi to F# 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 Delphi to F# without an account for up to 2 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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