<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[空青的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/LZY6319</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; LZY6319]]></copyright><item><title><![CDATA[MFC(VC++)学习记录]]></title><link>https://blog.youkuaiyun.com/LZY6319/article/details/122011730</link><guid>https://blog.youkuaiyun.com/LZY6319/article/details/122011730</guid><author>LZY6319</author><pubDate>Fri, 04 Aug 2023 10:06:58 +0800</pubDate><description><![CDATA[学习历程时间CTime(秒级)Date-Time Picker( Control )SYSTEMTIME(毫秒级)
时间
CTime(秒级)
CTime tm = CTime::GetCurrentTime();
CString DateTime;
datetime = tm.Format("%Y:%m:%d-%H:%M:%S");

Date-Time Picker( Control )
日期控件格式化定义
((CDateTimeCtrl *)GetDlgItem(nID1))-&gt;SetFormat]]></description><category></category></item><item><title><![CDATA[数据库基础语法]]></title><link>https://blog.youkuaiyun.com/LZY6319/article/details/120290723</link><guid>https://blog.youkuaiyun.com/LZY6319/article/details/120290723</guid><author>LZY6319</author><pubDate>Sat, 18 Dec 2021 14:05:28 +0800</pubDate><description><![CDATA[数据库操作记载基础语法操作用法SELECTDISTINCTWHEREAND &amp; ORORDER BYINSERTUPDATEDELETE进阶TOPLIKE通配符INBETWEENAliasJOINBETWEENBETWEENBETWEENBETWEENBETWEENBETWEEN
基础语法
操作用法
SELECT - 从数据库表中获取数据
UPDATE - 更新数据库表中的数据
DELETE - 从数据库表中删除数据
INSERT INTO - 向数据库表中插入数据

CREATE DATABASE]]></description><category></category></item><item><title><![CDATA[C++浅拷贝与深拷贝]]></title><link>https://blog.youkuaiyun.com/LZY6319/article/details/120095352</link><guid>https://blog.youkuaiyun.com/LZY6319/article/details/120095352</guid><author>LZY6319</author><pubDate>Sat, 04 Sep 2021 10:50:05 +0800</pubDate><description><![CDATA[浅拷贝与深拷贝最容易区别的地方在于堆空间的拷贝
浅拷贝：也是默认拷贝构造函数，在没有定义拷贝构造函数时编译器会自动生成一个默认的拷贝构造函数。
#include &lt;iostream&gt;
using namespace std;

class A
{
    int num;
public:
    A(int n) :num(n) {}
    ~A() {}
    //浅拷贝
    A(const A&amp; a)
    {
        num = a.num;
    }
    ]]></description><category></category></item><item><title><![CDATA[MFC快捷]]></title><link>https://blog.youkuaiyun.com/LZY6319/article/details/112955517</link><guid>https://blog.youkuaiyun.com/LZY6319/article/details/112955517</guid><author>LZY6319</author><pubDate>Thu, 21 Jan 2021 15:40:58 +0800</pubDate><description><![CDATA[代码相关 
&nbsp; &nbsp; 屏蔽代码：选中需要屏蔽的代码，依次摁： CTRL+K，CTRL+C &nbsp; &nbsp; 解除屏蔽：选中需要屏蔽的代码，依次摁： CTRL+K，CTRL+U  &nbsp; &nbsp; 转换为大写：CTRL+SHIFT+U &nbsp; &nbsp; 转换为小写：CTRL+U  &nbsp; &nbsp; 选定行上移：ALT+↑ &nbsp; &nbsp; 选定行下移...]]></description><category></category></item></channel></rss>