java中printf、println、print的区别
1、System.out.printf("%d", 1)
2、System.out.println(1)System.out.println(1)
3、System.out.print(1)System.out.print(1)
1、System.out.printf("%d", 1)
2、System.out.println(1)System.out.println(1)
3、System.out.print(1)System.out.print(1)