Since the introduction of the Java Collections Framework with JDK 1.2 , I have used Java arrays significantly less frequently than I used to.

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.

The Java array size is set permanently when the array is initialized. The size or length count of an array in Java includes both null and non-null characters. Unlike the String and ArrayList, Java ...

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.

The Java array length property does not have round brackets after the field. The Java String length () method does. Confusion here will cause compile time errors, so be careful.

An array in Java is a type of variable that can store multiple values. It stores these values based on a key that can be used to subsequently look up that information.