ArrayList in Java
📰 Medium · Programming
Learn the internal workings of Java's ArrayList and how to effectively use it in programming
Action Steps
- Create an ArrayList in Java using the import java.util.ArrayList statement and the ArrayList() constructor
- Add elements to the ArrayList using the add() method
- Access elements in the ArrayList using the get() method
- Modify elements in the ArrayList using the set() method
- Remove elements from the ArrayList using the remove() method
Who Needs to Know This
Software engineers and developers can benefit from understanding how ArrayList works in Java to improve their coding skills and optimize their programs
Key Insight
💡 ArrayList in Java is a resizable-array implementation of the List interface, which means it can grow or shrink dynamically as elements are added or removed
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Full Article
Many programmers know what an ArrayList is but don’t know the details about it, so I will tell you the detailed internal work of ArrayList… Continue reading on Medium »
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