1 package com.evian.utils  2 {
    3  public class DateUtil  4  {
    5   public static const MINUTE_IN_MILLISECONDS : Number = 60 * 1000;  6   public static const HOUR_IN_MILLISECONDS : Number = 60 * 60 * 1000;  7   public static const DAY_IN_MILLISECONDS : Number = 24 * 60 * 60 * 1000;  8   public static const WEEK_IN_MILLISECONDS : Number = 7 * 24 * 60 * 60 * 1000;  9   public static const MONTH_IN_MILLISECONDS : Number = 30 * 24 * 60 * 60 * 1000; 10   public static const YEAR_IN_MILLISECONDS : Number = 12 * 30 * 24 * 60 * 60 * 1000; 11   public static const CENTURY_IN_MILLISECONDS : Number = 100 * 12 * 30 * 24 * 60 * 60 * 1000; 12   public static const MILLENIUM_IN_MILLISECONDS : Number = 1000 * 100 * 12 * 30 * 24 * 60 * 60 * 1000; 13   14   public static function clearTime( date : Date ) : Date 15   { 16    date.date=1; 17    date.hours = 0; 18    date.minutes = 0; 19    date.seconds = 0; 20    date.milliseconds = 0; 21    22    return date; 23   } 24   25   public static function copyDate( date : Date ) : Date 26   {
   27    return new Date( date.getTime() ); 28   } 29   30   public static function setTime( date : Date, time : Number ) : Date 31   {
   32    date.date = Math.ceil(time / (1000 * 60 * 60 *24)); 33    date.hours = Math.floor(( time / (1000 * 60 * 60)) % 24); 34    date.minutes = Math.floor(( time / (1000 * 60)) % 60); 35    date.seconds = Math.floor(( time / 1000) % 60); 36    date.milliseconds = Math.floor( time % 1000); 37    38    return date; 39   } 40   41   public static function addTime( date : Date, time : Number ) : Date 42   {
   43    date.milliseconds += time; 44    45    return date; 46   } 47   /** 48    * format to 00:00:00 49 */ 50   public static function formatTimeString(hours:int,minutes:int,seconds:int):String 51   {
   52    var h:String=""; 53    var m:String=""; 54    var s:String=""; 55    56    h=hours>9?hours.toString():"0"+hours.toString(); 57    m=minutes>9?minutes.toString():"0"+minutes.toString(); 58    s=seconds>9?seconds.toString():"0"+seconds.toString(); 59    60    return h+":"+m+":"+s; 61   } 62   /** 63    * format to 00:00 64 */ 65   public static function formatTimeToHour(hours:int,minutes:int,seconds:int):String 66   {
   67    68    var m:String=""; 69    var s:String=""; 70    71    minutes+=hours*60; 72    m=minutes>9?minutes.toString():"0"+minutes.toString(); 73    s=seconds>9?seconds.toString():"0"+seconds.toString(); 74    75    return m+":"+s; 76   } 77   /** 78    * @param seconds 秒 79    * format to 00:00:00 80 */ 81   public static function formatTimeToString2(seconds:int):String 82   {
   83    var hour:int=seconds/3600; 84    var minutes:int=seconds/60%60; 85    var scecond:int=seconds-hour*3600-minutes*60; 86    87    return formatTimeString(hour,minutes,scecond); 88    89   } 90  } 91 }