使用范例
char *str=1320718222932;
long long time1;
sscanf(str,%I64d,&time);
CString strTime=MillSecond2LocalTime(time,8);
/
int CTimeChangeDlg::IsLeap(unsigned short year)
{
return ((year%4==0)&&(year%100!=0)||(year%400==0));
}
CString CTimeChangeDlg::MillSecond2LocalTime(long long time,long timezone)
{
const int monthLengths[2][13]={
{0,31,59,90,120,151,181,212,243,273,304,334,365 },
{0,31,60,91,121,152,182,213,244,274,305,335,366 }
};
const int yearLengths[2]={365,366};
int year(0),month(0),minMonth(0),maxMonth(0),days(0),clock(0),isLeap(0),day(0),hour(0),minute(0),second(0);
time/=1000;
time+=timezone*60*60;
days=time/86400;//天数
clock=time%86400;//小时数
if(clock0)
{
clock+=86400;
days-=1;
}
if(days=0)
{
year=days/366;
days-=year*365+(year+1)/4-(year+69)/100+(year+369)/400;
for (year=year+1970;;year++)
{
isLeap=IsLeap(year);
if(daysyearLengths[isLeap])
{
break;
}
days-=yearLengths[isLeap];
}
}
else
{
year=days/366;
days-=year*365+(year-2)/4-(year-30)/100+(year-30)/400;
for(year=year+1970-1;;year--)
{
isLeap=false;
days+=yearLengths[isLeap];
if (days=0)
{
break;
}
}
}
minMonth=0;
maxMonth=12;
for (month=5;month12&&month0;month=(minMonth+maxMonth)/2)
{
if (daysmonthLengths[isLeap][month])
{
maxMonth=month;
}
else if (days=monthLengths[isLeap][month+1])
{
minMonth=month;
}
else
{
break;
}
}
days-=monthLengths[isLeap][month];
month++;
day=days+1;
hour=clock/3600;
clock=clock%3600;
minute=clock/60;
second=clock%60;
CString t;
t.Format(TEXT(%d-%02d-%02d %02d:%02d:%02d),year,month,day,hour,minute,second);
return t;
}
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