Exploring the Java “for-each” Loop: How It Works and Its Equivalents

Java’s for-each loop, introduced in Java 5, simplifies iterating through collections and arrays. While it’s concise and readable, understanding its mechanics and limitations is key for writing robust code. Here’s a detailed look at how it works, its equivalents, and its practical uses.

Basics of the for-each Loop

The for-each loop iterates over elements of a collection or array. Consider this example:

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