The Evolution of the Switch Statement from Java 7 to Java 21 ✅

Learn how the switch statement has evolved from Java 7 to Java 21. Discover pattern matching, switch expressions, and enhanced control flow in Java.

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🚀 Introduction: How Has the switch Statement Changed Over the Years?

The switch statement in Java has evolved significantly over the years, improving readability, flexibility, and reducing boilerplate code. Starting with Java 7, which introduced String-based switches, the evolution continued through Java 12's switch expressions, Java 17’s pattern matching, and Java 21's enhanced pattern matching.

✅ What’s New in Java’s switch Statement?
✔ Java 7 – Allowed String in switch.
✔ Java 12 (Preview) – Introduced switch expressions.
✔ Java 13 (Preview) – Improved switch with yield.
✔ Java 14 – Finalized switch expressions.
✔ Java 17 – Introduced Pattern Matching in switch (Preview).
✔ Java 21 – Finalized Pattern Matching in switch.

📌 In this guide, you’ll learn:
✅ How switch evolved from Java 7 to Java 21.
✅ The…