Array Class (Java 17) length - returns the size of an array in terms of its total capacity to hold elements Code example to find the Java array size. Here is a simple example of how to find the length ...

Understanding advanced generics and type erasure in Java enhances your ability to write type-safe and efficient Java code. Let’s recap the most important points of this article. Type erasure ...

Another type of array in Java is the map. A map is an associative array that uses key/value pairs that do not change. This is a perfect way to store phone numbers, for example.

Introduced in Java 5, generics enhance the type safety of your code and make it easier to read. This helps you avoid runtime errors like the ClassCastException, which happens when you try to cast ...

Java arrays - a brief tutorial In Java an array is a way of storing multiple items of the same type. In this quick tutorial we introduce you to the very basics.