Simple Object.toString() on arrays is seldom what we want as it only prints the String representation of the array itself and not of its contents.; Arrays.toString(Object[]) will print a String ...

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 ...

To find the size of a Java array, query an array’s length property. The Java array size is set permanently when the array is initialized. The size or length count of an array in Java includes both ...

This post shows readers how to create an array in Java. Including: Array Lists, multidimensional arrays, maps, and more.

Do you need to know how to sort Java objects in a collection, array, or map? Here's how to use the Comparable and Comparator interfaces and avoid ClassCastExceptions.