Here are the most important concepts developers must know when they size Java arrays and deal with a Java array’s length: The theoretical maximum Java array size is 2,147,483,647 elements.

The Java array’s length property does not return the number of non-null elements in the array. The Java array length represents the array’s total potential size, not just the number of elements that ...

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.