How to use this tool?

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

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

Examples

The following are examples of code conversion from COBOL to Ruby 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.

COBOL

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Ruby

Example 2 - Even or Odd

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

COBOL

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Ruby

Key differences between COBOL and Ruby

CharacteristicCOBOLRuby
SyntaxCOBOL uses a verbose and English-like syntax.Ruby uses a concise and flexible syntax.
ParadigmCOBOL is primarily procedural and imperative.Ruby is a multi-paradigm language, supporting object-oriented, procedural, and functional programming.
TypingCOBOL is statically typed.Ruby is dynamically typed.
PerformanceCOBOL is known for its efficiency and performance in handling large-scale business applications.Ruby is generally slower in performance compared to COBOL.
Libraries and frameworksCOBOL has a limited number of libraries and frameworks available.Ruby has a wide range of libraries and frameworks, making it easier to develop applications.
Community and supportCOBOL has a smaller and more specialized community with limited support.Ruby has a large and active community with extensive support and resources.
Learning curveCOBOL has a steeper learning curve due to its verbose syntax and specific use cases.Ruby has a relatively gentle learning curve, especially for beginners.