Java Map

In this section, we will learn what the Map clear() method is and how to use it in Java. What is Java Map clear() Method?

In this section, we will learn what the Map merge() method is and how to use it in Java. What is Java Map merge() Method?

In this section, we will learn what the Map entrySet() method is and how to use it in Java. What is Java Map entrySet() Method?

In this section we will learn what the Map forEach() method is and how to use it in Java. What is Java Map forEach() Method?

In this section we will learn what the Map get() and getOrDefault() methods are and how to use them in Java. What is Java Map

In this section, we will learn what the Map isEmpty() method is and how to use it in Java. What is Java Map isEmpty() Method?

In this section, we will learn what the Map keySet() method is and how to use it in Java. What is Java Map keySet() Method?