Iterating A Hashmap In Java

By iterating the hashmap using the for loop, we can use the In this post, we will see how to iterate a hashmap in java. Hashmap is a part of java’s collection providing the basic implementation of the map interface of java by storing the data in (key, value) pairs to access them by an index of another type.

In order to use this class and. Map<integer, string> rankcountry = new hashmap<> (); Let’s take an example program based on the foreach() method.

Hashmap is a part of the java collections framework.

There are various ways to iterate over a hashmap in java. Hashmap is a piece of java’s assortment giving the essential execution of the map point of interaction of java by putting away the information in (key, value) sets to get to them by a file of another kind. Use iterator to iterate through the values of hashmap −. This is the best efficient and simple way.