This is that ArrayList<T> is for. Java arrays conform to the traditional "array" concept (in interface and generally in implementation); they are of static size.

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

Community driven content discussing all aspects of software development from DevOps to design patterns. To find the size or length of a Java array, follow these four steps Declare a variable of type ...

However, there are collection classes in Java that act like a Java array but resize themselves automatically. Any class that extends the List interface expands dynamically. Java arrays do not expand ...

This is an in-depth java tutorial for beginners. Learn what Java is, how to get started, and how to build basic apps using key concepts!