The Collection interface of Java’s Collections Framework is the root of the collection hierarchy and it is the least common denominator that all collections implement i.e., every collection object is a type of Collection interface. It is used to pass… Read More!
What is Collection ? A “collection” object sometimes called a container is simply an object that groups multiple elements into a single unit. Collections are used to store, retrieve, manipulate, and communicate aggregate data. Another meaning for “Collection” is it’s an… Read More!