using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class StringHelper
{
    public const string format = "{0}:{1}:{2}";

    public const char zero = '0';

    public const int hour2Second = 3600;

    public const int minute2Second = 60;

    /// <summary>
    /// 倒计时格式
    /// </summary>
    /// <param name="second">秒数</param>
    /// <returns></returns>
    public static string GetCountDownStr(int second)
    {
        int h = second / hour2Second;
        int m = (second - h * minute2Second) / minute2Second;
        int s = second % minute2Second;
        return string.Format(format, h.ToString().PadLeft(2, zero), m.ToString().PadLeft(2, zero), s.ToString().PadLeft(2, zero));
    }
}