How to get input from user in Java

Java Scanner Class

Java Scanner class allows the user to take input from the console. It belongs to java.util package. It is used to read the input of primitive types like int, double, long, short, float, and byte. It is the easiest way to read input in Java program.

Syntax

The above statement creates a constructor of the Scanner class having System.inM as an argument. It means it is going to read from the standard input stream of the program. The java.util package should be import while using Scanner class.

It also converts the Bytes (from the input stream) into characters using the platform's default charset.

Methods of Java Scanner Class

Java Scanner class provides the following methods to read different primitives types:

Example of integer input from user

The following example allows user to read an integer form the System.in.

Output:

Example of String Input from user

Let's see another example, in which we have taken string input.

Output: