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Java 25 New Features 🚀

This repository contains examples of Java 25 language enhancements with simple code snippets and explanations.
It helps beginners and developers quickly understand the latest updates in Java.


✨ Features Covered

  1. Instance Main Methods

    • Write void main() without public static or String[] args.
    • JVM automatically creates an instance and runs it.
  2. Compact Source Files

    • No need to wrap everything inside a class.
    • Great for quick testing and learning.
  3. Simplified I/O for Beginners

    • Use IO.println() and IO.readln() instead of System.out and Scanner.
    • Makes Java coding as simple as Python for I/O.
  4. Automatic Imports

    • Common APIs from java.base are auto-imported.
    • Cleaner code with less boilerplate.
  5. Flexible Constructors

    • Statements allowed before super() or this() calls.
    • Enables validation/setup in constructors.
  6. Module Import Declarations

    • Use import module java.sql; style.
    • Simplifies module usage and improves modularity.
  7. Scoped Values

    • Safer alternative to ThreadLocal.
    • Share data across threads within a limited scope.

🛠️ How to Run

  1. Install Java 25 from Oracle JDK Downloads.
  2. Clone the repository:
    git clone https://github.com/your-username/java25-new-features-demo.git
    cd java25-new-features-demo
    
  3. Compile and run examples:
    javac FeatureExample.java
    java FeatureExample
    
    
    

🤝 Contributing

Pull requests are welcome! Feel free to add more examples or improve explanations.

About

Examples of new Java 25 language features like instance main methods, compact source files, simplified I/O, automatic imports, flexible constructors, module imports, and scoped values.

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