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Java Fundamentals

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var Keyword
Text Blocks
Switch Expressions
Record Classes
Sealed Classes
Pattern Matching
Virtual Threads
Structured Concurrency
Stream Gatherers
Foreign Function & Memory API
Unnamed Patterns and Variables
Languages/Java/Modern Java Features/Unnamed Patterns and Variables

Unnamed Patterns and Variables

Using _ for unused variables (Java 22+)

Code Examples

Unnamed variables

java
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2case Point(_, int y) -> y;
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