Scanner Demo03

package Scanner;

import java.util.Scanner;

public class Demo03 {
    public static void main(String[] args) {

            //从键盘就收数据
            Scanner scanner = new Scanner(System.in);

            System.out.println("请输入数据：");

            String str =scanner.nextLine();
            System.out.println("输出的内容为："+str);

            scanner.close();

            }

    }