From 677a541e49354951864c91f213f70a1906232e02 Mon Sep 17 00:00:00 2001 From: Knine Date: Mon, 12 Jun 2023 01:40:17 +0800 Subject: [PATCH] Cpp1X --- course/Cpp1X/Cpp1X.sln | 31 +++++ course/Cpp1X/Cpp1X/Cpp1X.cpp | 48 ++++++++ course/Cpp1X/Cpp1X/Cpp1X.vcxproj | 149 +++++++++++++++++++++++ course/Cpp1X/Cpp1X/Cpp1X.vcxproj.filters | 25 ++++ course/Cpp1X/Cpp1X/Lambda.cpp | 60 +++++++++ 5 files changed, 313 insertions(+) create mode 100644 course/Cpp1X/Cpp1X.sln create mode 100644 course/Cpp1X/Cpp1X/Cpp1X.cpp create mode 100644 course/Cpp1X/Cpp1X/Cpp1X.vcxproj create mode 100644 course/Cpp1X/Cpp1X/Cpp1X.vcxproj.filters create mode 100644 course/Cpp1X/Cpp1X/Lambda.cpp diff --git a/course/Cpp1X/Cpp1X.sln b/course/Cpp1X/Cpp1X.sln new file mode 100644 index 0000000..a3d08f5 --- /dev/null +++ b/course/Cpp1X/Cpp1X.sln @@ -0,0 +1,31 @@ + +Microsoft Visual Studio Solution File, Format Version 12.00 +# Visual Studio Version 16 +VisualStudioVersion = 16.0.33529.622 +MinimumVisualStudioVersion = 10.0.40219.1 +Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "Cpp1X", "Cpp1X\Cpp1X.vcxproj", "{36C5D7ED-5359-4FF6-AB22-F443A8E82F54}" +EndProject +Global + GlobalSection(SolutionConfigurationPlatforms) = preSolution + Debug|x64 = Debug|x64 + Debug|x86 = Debug|x86 + Release|x64 = Release|x64 + Release|x86 = Release|x86 + EndGlobalSection + GlobalSection(ProjectConfigurationPlatforms) = postSolution + {36C5D7ED-5359-4FF6-AB22-F443A8E82F54}.Debug|x64.ActiveCfg = Debug|x64 + {36C5D7ED-5359-4FF6-AB22-F443A8E82F54}.Debug|x64.Build.0 = Debug|x64 + {36C5D7ED-5359-4FF6-AB22-F443A8E82F54}.Debug|x86.ActiveCfg = Debug|Win32 + {36C5D7ED-5359-4FF6-AB22-F443A8E82F54}.Debug|x86.Build.0 = Debug|Win32 + {36C5D7ED-5359-4FF6-AB22-F443A8E82F54}.Release|x64.ActiveCfg = Release|x64 + {36C5D7ED-5359-4FF6-AB22-F443A8E82F54}.Release|x64.Build.0 = Release|x64 + {36C5D7ED-5359-4FF6-AB22-F443A8E82F54}.Release|x86.ActiveCfg = Release|Win32 + {36C5D7ED-5359-4FF6-AB22-F443A8E82F54}.Release|x86.Build.0 = Release|Win32 + EndGlobalSection + GlobalSection(SolutionProperties) = preSolution + HideSolutionNode = FALSE + EndGlobalSection + GlobalSection(ExtensibilityGlobals) = postSolution + SolutionGuid = {B1AED15F-FD9B-4253-8EB1-BEBB178D2EA0} + EndGlobalSection +EndGlobal diff --git a/course/Cpp1X/Cpp1X/Cpp1X.cpp b/course/Cpp1X/Cpp1X/Cpp1X.cpp new file mode 100644 index 0000000..c5fe8c4 --- /dev/null +++ b/course/Cpp1X/Cpp1X/Cpp1X.cpp @@ -0,0 +1,48 @@ +// Cpp1X.cpp : 此文件包含 "main" 函数。程序执行将在此处开始并结束。 +// + +#include +#include +int LambdaContainer(); +int LambdaThread(); + +//WINUSERAPI +int +WINAPI +MyMessageBoxA( + _In_opt_ HWND hWnd, + _In_opt_ LPCSTR lpText, + _In_opt_ LPCSTR lpCaption, + _In_ UINT uType) +{ + return 0; +} + +int decltypeAuto() +{ + decltype(auto) func = &MessageBoxA; + auto func2 = (decltype(&MessageBoxA))MyMessageBoxA; + func(0, 0, 0, 0); + func2(0, 0, 0, 1); + return 0; +} + +int main() +{ + //std::cout << "Hello World!\n"; + return decltypeAuto(); + + LambdaContainer(); + LambdaThread(); +} + +// 运行程序: Ctrl + F5 或调试 >“开始执行(不调试)”菜单 +// 调试程序: F5 或调试 >“开始调试”菜单 + +// 入门使用技巧: +// 1. 使用解决方案资源管理器窗口添加/管理文件 +// 2. 使用团队资源管理器窗口连接到源代码管理 +// 3. 使用输出窗口查看生成输出和其他消息 +// 4. 使用错误列表窗口查看错误 +// 5. 转到“项目”>“添加新项”以创建新的代码文件，或转到“项目”>“添加现有项”以将现有代码文件添加到项目 +// 6. 将来，若要再次打开此项目，请转到“文件”>“打开”>“项目”并选择 .sln 文件 diff --git a/course/Cpp1X/Cpp1X/Cpp1X.vcxproj b/course/Cpp1X/Cpp1X/Cpp1X.vcxproj new file mode 100644 index 0000000..016c7ec --- /dev/null +++ b/course/Cpp1X/Cpp1X/Cpp1X.vcxproj @@ -0,0 +1,149 @@ + + + + + Debug + Win32 + + + Release + Win32 + + + Debug + x64 + + + Release + x64 + + + + 16.0 + Win32Proj + {36c5d7ed-5359-4ff6-ab22-f443a8e82f54} + Cpp1X + 10.0 + + + + Application + true + v142 + Unicode + + + Application + false + v142 + true + Unicode + + + Application + true + v142 + Unicode + + + Application + false + v142 + true + Unicode + + + + + + + + + + + + + + + + + + + + + true + + + false + + + true + + + false + + + + Level3 + true + WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions) + true + stdcpp20 + + + Console + true + + + + + Level3 + true + true + true + WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions) + true + + + Console + true + true + true + + + + + Level3 + true + _DEBUG;_CONSOLE;%(PreprocessorDefinitions) + true + + + Console + true + + + + + Level3 + true + true + true + NDEBUG;_CONSOLE;%(PreprocessorDefinitions) + true + + + Console + true + true + true + + + + + + + + + + \ No newline at end of file diff --git a/course/Cpp1X/Cpp1X/Cpp1X.vcxproj.filters b/course/Cpp1X/Cpp1X/Cpp1X.vcxproj.filters new file mode 100644 index 0000000..cc227d8 --- /dev/null +++ b/course/Cpp1X/Cpp1X/Cpp1X.vcxproj.filters @@ -0,0 +1,25 @@ + + + + + {4FC737F1-C7A5-4376-A066-2A32D752A2FF} + cpp;c;cc;cxx;c++;cppm;ixx;def;odl;idl;hpj;bat;asm;asmx + + + {93995380-89BD-4b04-88EB-625FBE52EBFB} + h;hh;hpp;hxx;h++;hm;inl;inc;ipp;xsd + + + {67DA6AB6-F800-4c08-8B7A-83BB121AAD01} + rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx;tiff;tif;png;wav;mfcribbon-ms + + + + + 源文件 + + + 源文件 + + + \ No newline at end of file diff --git a/course/Cpp1X/Cpp1X/Lambda.cpp b/course/Cpp1X/Cpp1X/Lambda.cpp new file mode 100644 index 0000000..7b8e447 --- /dev/null +++ b/course/Cpp1X/Cpp1X/Lambda.cpp @@ -0,0 +1,60 @@ +#include +#include +#include +#include +#include +#include + + +int LambdaContainer() +{ + auto fc = [](const std::string& a, const std::string& b) { + return a.length() > b.length(); + }; + std::map myMap = { {"apple", 5}, {"banana0", 10}, {"orange", 15} }; + + // ʹõmap + std::cout << "ʹõmap" << std::endl; + for (auto it = myMap.begin(); it != myMap.end(); ++it) { + std::cout << it->first << " : " << it->second << std::endl; + } + + // ҪC++20֧ + std::map < std::string, int, decltype([](const std::string& a, const std::string& b) { + return a.length() < b.length(); + }) > myMap2 = { {"apple", 5}, {"banana0", 10}, {"orange", 15} }; + // ʹ÷Χforѭmap + std::cout << "\n\nʹ÷Χforѭmap" << std::endl; + for (const auto& [key, value] : myMap2) { + std::cout << key << " : " << value << std::endl; + } + + return 0; +} + +int LambdaThread() +{ + // vector 洢߳ + std::vector workers; + for (int i = 0; i < 5; i++) + { + workers.push_back(std::thread([]() + { + std::cout << "thread function\n"; + })); + } + std::cout << "main thread\n"; + + // ͨ for_each ѭÿһ߳ + // ֵһtask + // '[]'߱һ + // lambdaIJΪ̵߳t + // Ȼһһjoin + std::for_each(workers.begin(), workers.end(), [](std::thread& t) + { + t.join(); + }); + + return 0; +} + -- GitLab