| Version | years | new language features | Number of classes and interfaces |
|---|---|---|---|
| 1.0 | 1996 | The Java Language Environment: Contents of the language itself |
211 |
| 1.1 | 1997 | inner class | 477 |
| 1.2 | 1998 | strictfp modified class | 1524 |
| 1.3 | 2000 | none | 1840 |
| 1.4 | 2002 | assert | 2723 |
| 5.0 | 2004 | Experiences with the New Java 5 Language Features Generic class, for each loop, variable parameters (Varargs), autoboxing (AutoBoxing) and unboxing (Unboxing), metadata (Metadata), enumeration (Enum), static import (Static Import) |
3279 |
| 6 | 2006 | Features and Enhancements | 3793 |
| 7 | 2011 | Java SE 7 Features and Enhancements String-based switch, Diamond Operator (Diamond Operator), binary literals, exception handling improvements |
4024 |
| 8 | 2014 | What's New in JDK 8 lambda expressions, interfaces with default methods, streams and date/time libraries |
4240 |
| 9 | 2017 | Java Platform, Standard Edition What’s New in Oracle JDK 9 | |
| 10 | 2018 | What’s New in JDK 10 - New Features and Enhancements | |
| 11 | 2018 | What’s New in JDK 11 - New Features and Enhancements | |
| 12 | 2018 | What’s New in JDK 12 - New Features and Enhancements | |
| 13 | 2019 | What’s New in JDK 13 - New Features and Enhancements |
Java version evolution and number of classes and interfaces
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