- (void)getMonthBeginAndEndWith:(NSDate *)newDate{
if (newDate == nil) {
newDate = [NSDate date];
}
double interval = 0;
NSDate *beginDate = nil;
NSDate *endDate = nil;
NSCalendar *calendar = [NSCalendar currentCalendar];
[calendar setFirstWeekday:2];//设定周一为周首日
BOOL ok = [calendar rangeOfUnit:NSMonthCalendarUnit startDate:&beginDate interval:&interval forDate:newDate];
//分别修改为 NSDayCalendarUnit NSWeekCalendarUnit NSYearCalendarUnit
if (ok) {
endDate = [beginDate dateByAddingTimeInterval:interval-1];
}else {
return;
}
NSDateFormatter *myDateFormatter = [[NSDateFormatter alloc] init];
[myDateFormatter setDateFormat:@"yyyy.MM.dd"];
NSString *beginString = [myDateFormatter stringFromDate:beginDate];
NSString *endString = [myDateFormatter stringFromDate:endDate];
NSString *s = [NSString stringWithFormat:@"%@-%@",beginString,endString];
NSLog(@"%@",s);
}
//是否在同一周
- (BOOL)isSameWeek:(NSDate *)date
{
NSCalendar *calendar = [NSCalendar currentCalendar];
NSDateComponents *comps = [calendar components:NSCalendarUnitWeekOfYear fromDate:date];
NSDateComponents *selfComps = [calendar components:NSCalendarUnitWeekOfYear fromDate:[NSDate date]];
NSInteger week = [comps weekOfYear];//今年的第几周
NSInteger week2 = [selfComps weekOfYear];
return week==week2;
}
