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Map Interface

Last Updated: December 6, 2025

6 min read

The Map interface in Java is a fundamental part of the Collections Framework, acting as a bridge between keys and values. It’s like a dictionary, where each key maps to a specific value. Understanding how to efficiently use Map can significantly enhance your ability to manage and retrieve data in your applications.

Let’s delve deep into the Map interface, exploring its structure, methods, and various implementations, alongside practical examples and use cases that highlight its power and versatility.

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