I don’t understand what Scanner in = new means. Why is this?

Question

I don’t understand what Scanner in = new means. Why is this?

Answer 1

It use to to get input from a person who are work with this program

Answer 2

Scanner is a class which you import with import java.util.Scanner;
it is used to get user input.

Scanner sc = new Scanner(System.in);

this line of code generates a scanner object named "sc".
using this object you can now request input like this(, but there are many diffrent ways to get input using a Scanner):

String input = sc.next();

Answer 3

Scanner can scan stream of some data, eg user input from keyboard