格式化 輸出

1.格式化輸出: 

String name ="12";
        int age =11;
        System.out.printf("Hello,%s,Next year ,you'll will be %d",name,age);

System.out.printf("Hello,%s,Next year ,you'll will be %d",name,age);

參考:http://blog.csdn.net/zhengqiqiqinqin/article/details/13757127