我有几小时几分钟,我想减少二分钟。 因此,我认为,在找到缩短时间的方法之后,我必须拿出一个明确的目标。 我看着pple文件,但我看不到如何这样做。
你们可以这样做。
NSDateFormatter *formatter = [[NSDateFormatter alloc] init];
[formatter setDateFormat:@"MM/dd/yyyy"];
NewDateString = [formatter stringFromDate:[NSDate dateWithTimeIntervalSinceNow:-1]
页: 1 请注意,你需要用一个具体日历加以使用。 我与之有联系的网页上列出了一个密码例子。
Don t reinvent the wheel. 有许多公开来源的NSDate增补材料可供你在此使用。 见。
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我希望我与四舍五入的累进角进行网上讨论。
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