they use the term ‘size.’ However, Java arrays do not have a size() method, nor do they have a length() method. Instead, the property length provides a Java array’s size. To further confuse matters, ...

Unlike a list in say Python, however, Java arrays are of a fixed size. There is no way ... optimized code but of course does have some limitations. To create this type of array in Java, simply ...

To determine the size of an array in your code, you need to use the Java array’s length property field. Just make sure the array is not null, and don’t confuse Java’s length and length() concepts.