x
Yes
No
Do you want to visit DriveHQ English website?
首页
产品服务
价格
免费试用
下载客户端
关于我们
云文件服务
|
云备份服务
|
FTP服务
|
企业邮箱服务
|
网站托管
|
客户端软件
云文件服务
云备份服务
FTP服务
企业级邮箱服务
网站托管
客户端软件
date_duration_operators.hpp - Hosted on DriveHQ Cloud IT Platform
返回上层目录
上传
下载
共享
发布
新建文件夹
新建文件
复制
剪切
删除
粘贴
评论
升级服务
路径: \\game3dprogramming\materials\GameFactory\GameFactoryDemo\references\boost_1_35_0\boost\date_time\posix_time\date_duration_operators.hpp
旋转
特效
属性
历史版本
#ifndef DATE_DURATION_OPERATORS_HPP___ #define DATE_DURATION_OPERATORS_HPP___ /* Copyright (c) 2004 CrystalClear Software, Inc. * Subject to the Boost Software License, Version 1.0. * (See accompanying file LICENSE_1_0.txt or * http://www.boost.org/LICENSE_1_0.txt) * Author: Jeff Garland, Bart Garst * $Date: 2008-02-27 15:00:24 -0500 (Wed, 27 Feb 2008) $ */ #include "boost/date_time/gregorian/greg_duration_types.hpp" #include "boost/date_time/posix_time/ptime.hpp" namespace boost { namespace posix_time { /*!@file date_duration_operators.hpp Operators for ptime and * optional gregorian types. Operators use snap-to-end-of-month behavior. * Further details on this behavior can be found in reference for * date_time/date_duration_types.hpp and documentation for * month and year iterators. */ /*! Adds a months object and a ptime. Result will be same * day-of-month as ptime unless original day was the last day of month. * see date_time::months_duration for more details */ inline ptime operator+(const ptime& t, const boost::gregorian::months& m) { return t + m.get_offset(t.date()); } /*! Adds a months object to a ptime. Result will be same * day-of-month as ptime unless original day was the last day of month. * see date_time::months_duration for more details */ inline ptime operator+=(ptime& t, const boost::gregorian::months& m) { // get_neg_offset returns a negative duration, so we add return t += m.get_offset(t.date()); } /*! Subtracts a months object and a ptime. Result will be same * day-of-month as ptime unless original day was the last day of month. * see date_time::months_duration for more details */ inline ptime operator-(const ptime& t, const boost::gregorian::months& m) { // get_neg_offset returns a negative duration, so we add return t + m.get_neg_offset(t.date()); } /*! Subtracts a months object from a ptime. Result will be same * day-of-month as ptime unless original day was the last day of month. * see date_time::months_duration for more details */ inline ptime operator-=(ptime& t, const boost::gregorian::months& m) { return t += m.get_neg_offset(t.date()); } // ptime & years /*! Adds a years object and a ptime. Result will be same * month and day-of-month as ptime unless original day was the * last day of month. see date_time::years_duration for more details */ inline ptime operator+(const ptime& t, const boost::gregorian::years& y) { return t + y.get_offset(t.date()); } /*! Adds a years object to a ptime. Result will be same * month and day-of-month as ptime unless original day was the * last day of month. see date_time::years_duration for more details */ inline ptime operator+=(ptime& t, const boost::gregorian::years& y) { return t += y.get_offset(t.date()); } /*! Subtracts a years object and a ptime. Result will be same * month and day-of-month as ptime unless original day was the * last day of month. see date_time::years_duration for more details */ inline ptime operator-(const ptime& t, const boost::gregorian::years& y) { // get_neg_offset returns a negative duration, so we add return t + y.get_neg_offset(t.date()); } /*! Subtracts a years object from a ptime. Result will be same * month and day-of-month as ptime unless original day was the * last day of month. see date_time::years_duration for more details */ inline ptime operator-=(ptime& t, const boost::gregorian::years& y) { // get_neg_offset returns a negative duration, so we add return t += y.get_neg_offset(t.date()); } }} // namespaces #endif // DATE_DURATION_OPERATORS_HPP___
date_duration_operators.hpp
网页地址
文件地址
上一页
2/15
下一页
下载
( 3 KB )
Comments
Total ratings:
0
Average rating:
无评论
of 10
Would you like to comment?
Join now
, or
Logon
if you are already a member.