Java Stream contains, containsAny and containsAll Examples

Date: 2024-06-24

This article explains how to use Java's contains(), containsAny(), and containsAll() methods for checking element presence in collections. contains() verifies a single element's existence. containsAny(), implemented using Java 8 Streams, checks if any elements from one collection are in another. containsAll() confirms if all elements of one collection are present in another. Mastering these methods improves code readability, efficiency, and maintainability when working with collections.

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