init：初版

.clang-format

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+BasedOnStyle: LLVM
+IndentWidth: 4
+PointerAlignment: Left
+AccessModifierOffset: -4
+BreakBeforeBraces: Custom
+BraceWrapping:
+    AfterFunction: true
+    AfterClass: true
+Cpp11BracedListStyle: true
+ReflowComments: true
+SpacesBeforeTrailingComments: 3
+TabWidth: 4
+ConstructorInitializerAllOnOneLineOrOnePerLine: true
+ColumnLimit: 80
+AllowShortBlocksOnASingleLine: Never
+AllowShortFunctionsOnASingleLine: None
+AllowShortEnumsOnASingleLine: false

.gitignore

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+build
+.vs
+.cache
+cmake-*

.vscode/settings.json

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+{
+    "files.autoSave": "onFocusChange",
+    "editor.fontSize": 14,
+    "editor.fontFamily": "'Source Code Pro', 'Source Code Pro', monospace",
+    "terminal.integrated.fontFamily": "Source Code Pro",
+    "cmake.configureOnOpen": true,
+    "cmake.debugConfig": {
+        "console": "integratedTerminal",
+        "setupCommands": [
+            {
+                "description": "-gdb-set charset utf-8",
+                "text": "-gdb-set charset UTF-8"
+            },
+            {
+                "description": "Enable gdb pretty-printing",
+                "text": "-enable-pretty-printing",
+                "ignoreFailures": true
+            }
+        ],
+        "args": [
+        ]
+    },
+    "cmake.configureSettings": {
+	    //"CMAKE_TOOLCHAIN_FILE": "${env:VCPKG_ROOT}/scripts/buildsystems/vcpkg.cmake"
+    },
+    "cmake.options.statusBarVisibility": "visible",
+    "cmake.generator": "Ninja",
+    "C_Cpp.default.compileCommands": "${workspaceRoot}/build/compile_commands.json",
+    "C_Cpp.default.cppStandard": "c++17",
+    "editor.inlayHints.enabled": "off",
+    "editor.unicodeHighlight.allowedLocales": {
+        "ja": true,
+        "zh-hant": true,
+        "zh-hans": true
+    },
+    "files.associations": {
+        "atomic": "cpp",
+        "cctype": "cpp",
+        "clocale": "cpp",
+        "cmath": "cpp",
+        "cstddef": "cpp",
+        "cstdint": "cpp",
+        "cstdio": "cpp",
+        "cstdlib": "cpp",
+        "cstring": "cpp",
+        "ctime": "cpp",
+        "cwchar": "cpp",
+        "exception": "cpp",
+        "initializer_list": "cpp",
+        "ios": "cpp",
+        "iosfwd": "cpp",
+        "iostream": "cpp",
+        "istream": "cpp",
+        "iterator": "cpp",
+        "limits": "cpp",
+        "memory": "cpp",
+        "new": "cpp",
+        "ostream": "cpp",
+        "stdexcept": "cpp",
+        "streambuf": "cpp",
+        "string": "cpp",
+        "system_error": "cpp",
+        "tuple": "cpp",
+        "type_traits": "cpp",
+        "typeinfo": "cpp",
+        "utility": "cpp",
+        "xfacet": "cpp",
+        "xiosbase": "cpp",
+        "xlocale": "cpp",
+        "xlocinfo": "cpp",
+        "xlocnum": "cpp",
+        "xmemory": "cpp",
+        "xmemory0": "cpp",
+        "xstddef": "cpp",
+        "xstring": "cpp",
+        "xtr1common": "cpp",
+        "xutility": "cpp",
+        "bit": "cpp",
+        "compare": "cpp",
+        "concepts": "cpp"
+    }
+}

CMakeLists.txt

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+cmake_minimum_required(VERSION 3.16)
+
+project(winu8test LANGUAGES CXX)
+set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+
+if (MSVC)
+    add_compile_options(/utf-8)
+endif()
+
+message(STATUS "System: ${CMAKE_SYSTEM_NAME}")
+message(STATUS "Compiler CXX ID: ${CMAKE_CXX_COMPILER_ID}")
+
+add_executable(winu8test main.cpp)

README.md

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+# win下u8测试
+
+| Terminal emulator | 状态 |
+| ----------------- | ---- |
+|cmd|不支持。|
+|powershell|不支持。|
+|    [https://github.com/wez/wezterm](https://github.com/wez/wezterm)               |   支持，但粘贴的显示不对（仅显示）。在早些版本`版本 10.0.17763.316`测试OK。   |
+|[https://github.com/alacritty/alacritty](https://github.com/alacritty/alacritty)| 在早些版本上，不支持。在`Version 10.0.19045.2846`上测试支持。|
+|[https://github.com/Maximus5/ConEmu](https://github.com/Maximus5/ConEmu)|不支持。|
+|[https://github.com/cmderdev/cmder/](https://github.com/cmderdev/cmder/)|不支持。|
+|[https://github.com/microsoft/terminal](https://github.com/microsoft/terminal)|在早些版本上，无法启动。在`Version 10.0.19045.2846`上测试支持。|
+

main.cpp

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+#include <iostream>
+#include <windows.h>
+#include <string>
+
+int main()
+{
+    SetConsoleOutputCP(CP_UTF8);
+    SetConsoleCP(CP_UTF8);
+    std::string tp;
+    std::cout << "u8 read output test!" << std::endl;
+    std::cout << "あああ🙂🙂🙂👌中文👍Кириллица" << std::endl;
+    std::getline(std::cin, tp);
+    std::cout << tp << std::endl;
+    return 0;
+}