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Online Grain to Swift Converter

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upload iconClick to select or drop your input code file here.

You can also type the input code below.

How to use this tool?

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

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

Key differences between Grain and Swift

CharacteristicGrainSwift
SyntaxC-like syntax with influences from OCaml and ReasonML; concise and functional.Modern, clean syntax inspired by Objective-C, Python, and Ruby; easy to read and write.
ParadigmFunctional-first, supports functional and imperative programming.Multi-paradigm; supports object-oriented, protocol-oriented, and functional programming.
TypingStatically typed with strong type inference.Statically typed with strong type inference and optionals.
PerformanceCompiles to WebAssembly; optimized for web performance.Compiles to native code; high performance for iOS/macOS applications.
Libraries and frameworksLimited ecosystem; mainly focused on WebAssembly and web development.Rich ecosystem; extensive libraries and frameworks, especially for Apple platforms.
Community and supportSmall, growing community; limited resources and support.Large, active community; strong support from Apple and open-source contributors.
Learning curveModerate; easier for those with functional programming background.Gentle; designed to be approachable for beginners and experienced developers alike.