The Scanner class is used to get user input, and it is found in the java.util package. To use the Scanner class, create an object of the class and use any of the available methods found in the Scanner class documentation.

Apr 22, 2025 · Import the Scanner class using import java.util.Scanner;; Create the Scanner object and connect Scanner with System.in by passing it as an argument i.e., Scanner sc = new Scanner(System.in);; When we want to ask the user for input, first print a prompt message so they know what to enter. Then use one of Scanner’s handy methods to read the response:

To retrieve a username I would probably use sc.nextLine(). You could also use next(String pattern) if you want more control over the input, or just validate the username variable. You'll find more information on their implementation in the API Documentation for java.util.Scanner.

Apr 11, 2025 · In this article, we cover how to take different input values from the user using the Scanner class. Example 1: Taking input from the user using the Scanner class and displaying the output.

Here, we have created an object of Scanner named input. The System.in parameter is used to take input from the standard input. It works just like taking inputs from the keyboard. We have then used the nextLine() method of the Scanner class to read a line of text from the user. Now that you have some idea about Scanner, let's explore more about it.

Oct 6, 2021 · There are different functions in Java’s Scanner Class used to take input directly from the user or read from a file. For instance, nextint () is used to take integer type input, and nextfloat () is for float type input. Similarly, nextLine () and next () …

Nov 27, 2023 · In this article, we will learn what is a Scanner class and how to read user input using the Scanner class with proper examples.

A Java Scanner is the fastest, easiest way to get input from a user in Java. By this point you should be able display some sort of output onto the screen. You should also be able to store data inside of variables.

Aug 19, 2016 · In order to read or take input from user we need to create object of Scanner class by using its constructor which takes System.in as an argument. scannerObject.nextInt () will accepts integer value as an input . scannerObject.nextLong () will accepts long value as …

Learn how to take input in Java using Scanner, BufferedReader, and Console with examples, explanations, and best practices for efficient input handling.