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Online COBOL to Swift Converter

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Additional Instructions

How to use this tool?

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

Type or paste your COBOL code in the input box.
Click on the "Convert" button.
The converted Swift code will be displayed in the output box.

Examples

The following are examples of code conversion from COBOL to Swift 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 Code:

Swift Code:

Example 2 - Even or Odd

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

COBOL Code:

Swift Code:

Differences

The following are some key differences between COBOL and Swift.

Characteristic	COBOL	Swift
Syntax	COBOL uses a verbose and English-like syntax.	Swift uses a concise and modern syntax.
Paradigm	COBOL is primarily procedural and imperative.	Swift is a multi-paradigm language, supporting both procedural and object-oriented programming.
Typing	COBOL is statically typed.	Swift is statically typed with type inference.
Performance	COBOL is known for its efficiency and performance in handling large-scale business applications.	Swift is designed for performance and is known for its speed.
Libraries and frameworks	COBOL has a limited number of libraries and frameworks available.	Swift has a wide range of libraries and frameworks available, especially for iOS and macOS development.
Community and support	COBOL has a smaller and more specialized community with limited support.	Swift has a large and active community with extensive support from Apple and the developer community.
Learning curve	COBOL has a steep learning curve, especially for developers with no prior experience in mainframe programming.	Swift has a relatively gentle learning curve, especially for developers familiar with modern programming languages.

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