Package java.util
The java.util package in Java is a versatile utility package encompassing numerous classes and interfaces designed for the various advanced programming tasks and it offers a broad range of the functionalities including data structures, input/output operations and many other commonly used utilities.
Example of java.util package:
Java
//Java program to demonstrate 'java.util package' import java.util.ArrayList; public class GFG { public static void main(String[] args) { ArrayList<String> list = new ArrayList<>(); list.add("apple"); list.add("banana"); list.add("Mango"); System.out.println("List: " + list); } } |
Output
List: [apple, banana, Mango]
Difference Between java.lang and java.util
Java Packages contain classes, interfaces, and sub-packages. The packages java.lang and java.util are two of the most commonly used packages in Java Standard Library. Both packages contain useful classes and utilities.
In this article, we will learn about java.lang and java.util package with examples and also the difference between these two packages.