How to use this tool?

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

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

Examples

The following are examples of code conversion from Crystal to C++ 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.

Crystal

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C++

Example 2 - Even or Odd

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

Crystal

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C++

Key differences between Crystal and C++

CharacteristicCrystalC++
SyntaxCrystal has a syntax similar to Ruby, with some differences. It is designed to be easy to read and write.C++ has a syntax similar to C, with some additional features. It is known for its complex and sometimes confusing syntax.
ParadigmCrystal is a statically-typed, object-oriented language with some functional programming features.C++ is a multi-paradigm language that supports procedural, object-oriented, and generic programming.
TypingCrystal has static typing with type inference, which means that variable types are checked at compile-time.C++ has static typing, but it also supports dynamic typing through the use of templates and the 'auto' keyword.
PerformanceCrystal aims to have similar performance to C or C++, as it compiles to native code.C++ is known for its high performance, as it allows low-level memory manipulation and direct hardware access.
Libraries and frameworksCrystal has a smaller ecosystem compared to C++, but it can interoperate with existing C libraries.C++ has a large ecosystem with a wide range of libraries and frameworks available for various purposes.
Community and supportCrystal has a smaller community compared to C++, but it is growing steadily. It has an active community and good documentation.C++ has a large and mature community with extensive support and resources available.
Learning curveCrystal has a relatively low learning curve, especially for developers familiar with Ruby or similar languages.C++ has a steep learning curve due to its complex syntax and extensive features.