C++ Builder 参考手册 ➙ System::Dateutils ➙ DayOfTheMonth
这个日期时间在这一个月的第几天
头文件:#include <System.DateUtils.hpp>
命名空间:System::Dateutils
函数原型:
System::Word __fastcall DayOfTheMonth(const System::TDateTime AValue);
参数:
- AValue:日期时间类型变量;
返回值:
- 返回值为 AValue 日期时间在这个月的第几天,1 - 31;
- 这个函数和 DayOf 相同,因为这个月的第几天,就是这个日期的日;
- 如果要同时提取出年、月、日,可以用函数 DecodeDate;
如果要同时提取出时、分、秒、毫秒,可以用函数 DecodeTime;
如果要同时提取出年、月、日、时、分、秒、毫秒,可以用函数 DecodeDateTime。
相关:
- System::Dateutils::DateOf
- System::Dateutils::DateTimeToUnix
- System::Dateutils::DayOf
- System::Dateutils::DayOfTheMonth
- System::Dateutils::DayOfTheWeek
- System::Dateutils::DayOfTheYear
- System::Dateutils::DecodeDateTime
- System::Dateutils::EncodeDateTime
- System::Dateutils::HourOf
- System::Dateutils::HourOfTheYear
- System::Dateutils::IsValidDateMonthWeek
- System::Dateutils::IsValidDateWeek
- System::Dateutils::MilliSecondOf
- System::Dateutils::MilliSecondOfTheYear
- System::Dateutils::MinuteOf
- System::Dateutils::MinuteOfTheYear
- System::Dateutils::MonthOf
- System::Dateutils::MonthOfTheYear
- System::Dateutils::SecondOf
- System::Dateutils::SecondOfTheYear
- System::Dateutils::TimeOf
- System::Dateutils::TryEncodeDateTime
- System::Dateutils::UnixToDateTime
- System::Dateutils::WeekOfTheMonth
- System::Dateutils::WeekOfTheYear
- System::Dateutils::WeeksInYear
- System::Dateutils::YearOf
- System::Dateutils
- System::Sysutils::CurrentYear
- System::Sysutils::Date
- System::Sysutils::DecodeDate
- System::Sysutils::DecodeDateFully
- System::Sysutils::DecodeTime
- System::Sysutils::EncodeDate
- System::Sysutils::EncodeTime
- System::Sysutils::FormatDateTime
- System::Sysutils::Now
- System::Sysutils::Time
- System::Sysutils::TryEncodeDate
- System::Sysutils::TryEncodeTime
- System::Sysutils::TryStrToDate
- System::Sysutils::TryStrToDateTime
- System::Sysutils::TryStrToTime
- System::Sysutils
C++ Builder 参考手册 ➙ System::Dateutils ➙ DayOfTheMonth