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我使用下面的代碼來獲取NSDate,將其轉換爲NSString,然後返回NSDate。iPhone - NSDate之間的轉換 - NSString - NSDate
NSDateFormatter* dtFormatter = [[NSDateFormatter alloc] init];
[dtFormatter setDateFormat:@"MM/dd/YYYY"];
NSDate* dt = [NSDate date];
NSString* strDate = [dtFormatter stringFromDate:dt];
NSLog(@"First = %@",strDate);
NSDate* dt2 = [dtFormatter dateFromString:strDate];
NSString* strDate2 = [dtFormatter stringFromDate:dt2];
NSLog(@"Second = %@",strDate2);
但我得到的輸出是不同的:
2011-02-12 08:17:21.851 SF Calculation[16297:207] First = 02/12/2011
2011-02-12 08:17:21.852 SF Calculation[16297:207] Second = 12/26/2010
爲什麼轉換的NSDate到的NSString和回程從的NSString的NSDate的時候有什麼不同?
+1 - 鏈接規範 - http://unicode.org/reports/tr35/tr35-4.html#Date_Format_Patterns – Anurag 2011-02-12 03:14:32