Three simple steps
How to use this tool?
This free online converter translates Ruby source code into Lua in three simple steps.
- Step 1
Add your Ruby code
Type, paste, or upload the Ruby code you want to translate.
- Step 2
Convert the code
Click Convert to translate the source code into Lua.
- Step 3
Review the result
Review, copy, or download the resulting Lua code from the output editor.
See it in action
Examples of Ruby to Lua conversion
These examples show Ruby source code and the corresponding Lua translation. Generated results can vary as AI models are updated.
Example 1
Is String Palindrome
Program that checks if a string is a palindrome or not.
Ruby code
Lua code
Example 2
Even or Odd
A well commented function to check if a number if odd or even.
Ruby code
Lua code
Language comparison
Key differences between Ruby and Lua
| Characteristic | Ruby | Lua |
|---|---|---|
| Syntax | Ruby has a more natural language-like syntax, with a focus on readability and ease of use. | Lua has a simpler syntax, with a focus on minimalism and flexibility. |
| Paradigm | Ruby is a multi-paradigm language, supporting object-oriented, functional, and imperative programming. | Lua is a procedural language with some support for object-oriented programming. |
| Typing | Ruby is dynamically typed, meaning that variable types are determined at runtime. | Lua is dynamically typed, meaning that variable types are determined at runtime. |
| Performance | Ruby is generally slower than other languages due to its dynamic nature and garbage collection. | Lua is generally faster than Ruby due to its lightweight design and lack of garbage collection. |
| Libraries and frameworks | Ruby has a large and active community with many libraries and frameworks available, including Ruby on Rails. | Lua has a smaller community and fewer libraries and frameworks available, but still has some useful options such as LÖVE for game development. |
| Community and support | Ruby has a large and active community with many resources available for learning and support. | Lua has a smaller community, but still has some resources available for learning and support. |
| Learning curve | Ruby has a moderate learning curve, with a focus on readability and ease of use. | Lua has a relatively low learning curve, with a simple syntax and minimalistic design. |
Common questions
Frequently Asked Questions
How do I convert Ruby to Lua?
Paste your Ruby code into the input box, confirm the languages are set to Ruby and Lua, and click Convert. CodeConvert AI analyzes your Ruby code and generates equivalent Lua code in seconds, preserving the original logic and structure.
What are the main differences between Ruby and Lua?
Ruby and Lua differ in syntax, type system, standard libraries, and common idioms, so copying code line for line usually will not compile. The converter maps each Ruby construct to its closest Lua equivalent. See the comparison table below for the key differences between Ruby and Lua.
Is the converted Lua code accurate?
The AI produces high-quality Lua code that preserves the behavior of your original Ruby code and follows Lua conventions. It handles common patterns, data structures, and idioms for both Ruby and Lua. For large or performance-critical code, review and test the Lua output before using it in production.
Can I convert an entire Ruby project to Lua?
You can convert Ruby 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 Ruby to Lua. Signing in for free raises the input limit to 25,000 characters per conversion for larger files.
Can I convert Lua back to Ruby?
Yes. CodeConvert AI converts in both directions, so you can convert Lua to Ruby just as easily using our Lua to Ruby converter. Try the Lua to Ruby Converter
Is the Ruby to Lua 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 Ruby to Lua 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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