时间戳转换成时间

iOS

-(NSString *)getDateStringWithDate:(long )times
                         DateFormat:(NSString *)formatString
{
    NSDate*date = [NSDate  dateWithTimeIntervalSince1970:(times/1000)];
    NSDateFormatter *dateFormat = [[NSDateFormatter alloc] init];
    [dateFormat setDateFormat:formatString];
    NSString *dateString = [dateFormat stringFromDate:date];
    return dateString;
}