//根據(jù)當前月獲取

NSCalendar * calendar = [[NSCalendar alloc]initWithCalendarIdentifier:NSCalendarIdentifierGregorian];

?NSDateComponents * components = [[NSDateComponents alloc]init];

//當前年加1

components.year=1;

//當前月加1

components.month=1;

//當前天加1

components.day=1;

NSDate * nextDate = [calendar dateByAddingComponents:components toDate:[NSDate date] options:NSCalendarWrapComponents];

//如果當前時間是2021-11-03，經(jīng)過以上方法獲取到的時間為2022-12-04