大家是不是有时候有需要获取当前时间的详细日期
NSDate *date = [NSDate date]; NSDateFormatter *formatter = [[NSDateFormatter alloc] init]; [formatter setDateFormat:@"yyyy-MM-dd HH:mm:ss"]; //获取当前时间日期展示字符串 如:2019-05-23-13:58:59 NSString *str = [formatter stringFromDate:date]; //下面是单独获取每项的值 NSCalendar *calendar = [[NSCalendar alloc] initWithCalendarIdentifier:NSGregorianCalendar]; NSDateComponents *comps = [[NSDateComponents alloc] init]; NSInteger unitFlags = NSYearCalendarUnit |NSMonthCalendarUnit |NSDayCalendarUnit |NSWeekdayCalendarUnit |NSHourCalendarUnit |NSMinuteCalendarUnit |NSSecondCalendarUnit; comps = [calendar components:unitFlags fromDate:date]; //星期 注意星期是从周日开始计算 int week = [comps weekday]; //年 int year=[comps year]; //月 int month = [comps month]; //日 int day = [comps day]; //时 int hour = [comps hour]; //分 int minute = [comps minute]; //秒 int second = [comps second];