Map in java
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YouTubeCODECRAFT
Map in java
In this short, we’ll learn what is Map in Java and why it’s so important. A Map stores data in the form of key–value pairs. Each key is unique. Values can be duplicate. Common implementations are HashMap, LinkedHashMap, and TreeMap. Maps are widely used when we need fast lookups using keys. 🚀 Perfect for Java beginners and interview ...
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