Scanner Demo02

package Scanner;

import java.util.Scanner;

public class Demo02 {
    public static void main(String[] args) {
        //从键盘就收数据
        Scanner scanner = new Scanner(System.in);

        System.out.println("使用nextLine方式就收");
        //判断是否还有输入
        if (scanner.hasNextLine()){
            String str = scanner.nextLine();
            System.out.println("输出的内容为："+str);

        }
        scanner.close();

    }
}