为什么System.out.println后括号里的冒号不能加?
例如System.out.println("three = one + two ==> "+three);
能不能加冒号变成System.out.println("three = one + two ==> :"+three);?
为什么?
例如System.out.println("three = one + two ==> "+three);
能不能加冒号变成System.out.println("three = one + two ==> :"+three);?
为什么?
2016-08-29
举报