Both Arrays.toString(Object[]) and Arrays.deepToString(Object[]) handle null array gracefully, simply returning a String “null”. I tend to use Java Collections far more than I use Java arrays.

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.

Study an array of data types, covering integers, strings and boolean yes-or-no values, how a computer stores them and how they can be used by programmers.