有关Java无参方法的编程问题,Java编程方法实现。
详细的代码怎么打?
package com.example.demo.csdn;
public class Clock {
public int hour;
public int minute;
public int second;
public String toTimeString() {
String h = hour < 10 ? 0 + String.valueOf(hour) : String.valueOf(hour);
String m = minute < 10 ? 0 + String.valueOf(minute) : String.valueOf(minute);
String s = second < 10 ? 0 + String.valueOf(second) : String.valueOf(second);
return String.format("{%s}:{%s}:{%s}", h, m, s);
}
public static void main(String[] args) {
Clock mytime = new Clock();
mytime.hour = 23;
mytime.minute = 59;
mytime.second = 1;
System.out.println(mytime.toTimeString());
}
}