获取当前时间
NSDate * senddate=[NSDate date];
NSDateFormatter *dateformatter=[[NSDateFormatter alloc] init];
[dateformatter setDateFormat:@"YYYY,MMdd"];
NSString * locationString=[dateformatter stringFromDate:senddate];
NSLog(@"locationString:%@",locationString);
2.//获取当前时间
NSDate *now = [NSDate date];
NSLog(@"now date is: %@", now);
NSCalendar *calendar = [NSCalendar currentCalendar];
NSUInteger unitFlags = NSCalendarUnitYear | NSCalendarUnitMonth | NSCalendarUnitDay | NSCalendarUnitHour | NSCalendarUnitMinute | NSCalendarUnitSecond;
NSDateComponents *dateComponent = [calendar components:unitFlags fromDate:now];
NSInteger year = [dateComponent year];
NSInteger month = [dateComponent month];
NSInteger day = [dateComponent day];
NSInteger hour = [dateComponent hour];
NSInteger minute = [dateComponent minute];
NSInteger second = [dateComponent second];
NSLog(@"year is: %ld", year);
NSLog(@"month is: %ld", month);
NSLog(@"day is: %ld", day);
NSLog(@"hour is: %ld", hour);
NSLog(@"minute is: %ld", minute);
NSLog(@"second is: %ld", second);