scannerdemo.java

一些小java程序,可做练习用,希望能对你有用

import java.util.Scanner;
public class Scannerdemo {
       public static void main(String[] args) {
       Scanner scanner = new Scanner (System.in);       
       System.out.print("write your name: ");
       System.out.printf("hello %s!\n",scanner.next());
        }
}