C++ switch case 语句。C++中,switch 语句是一种多分支控制结构,用于根据一个变量的值选择执行的代码分支。switch 语句主要用于对整数、字符或枚举类型的变量进行条件判断。它的结构简洁、易读,适合在多条件判断中使用。 - CJavaPY编程之路于20241106发布在抖音,已经收
switch cpp switch(选择句) {//选择句必须是一个整型表达式case标签1: {//标签必须是整型常量主体1;break;//break 语句进行中断,否则将会往下执行}case标签2: {主体2;break;}defaulf: {主体3;}} 循环 for cpp for(初始化; 判断条件; 更新) {循环体;} while cpp while(判断条件) {循环体;} do...w...
Aswitchstatement is associated with multiplecaselabels whoseconstant-expression s have the same value after conversions. Aswitchstatement is associated with multipledefaultlabels. Control flow transfer When the condition of aswitchstatement yields a (possibly converted) value: ...
} switch (condition) { // Good: switch 关键字后面有1空格 case 0: // Good:case语句条件和冒号之间不加空格 ... break; ... default: ... break; } 模板和转换// 尖括号(< and >) 不与空格紧邻, < 前没有空格, > 和 ( 之间也没有. vector<string> x; y = static_cast<char*>(x...
enum class rgba_color_channel { red, green, blue, alpha }; std::string_view to_string(rgba_color_channel my_channel) { switch (my_channel) { using enum rgba_color_channel; case red: return "red"; case green: return "green"; case blue: return "blue"; case alpha: return "alpha";...
static std::string CodeToDetail(int code, const std::string &file_name) { std::string detail; switch (code) { case -1: detail = "提交的代码是空的"; break; case -2: detail = "未知错误"; break; case -3: detail = "提交的代码编译错误:\n"; detail += FileUtility::ReadFile(Path...
步骤3:打开媒体文件 步骤4:创建媒体会话 步骤5:处理媒体会话事件 步骤6:控制播放 步骤7:关闭媒体会话 媒体会话播放示例 媒体会话播放示例 player.cpp player.h player.rc resource.h winmain.cpp 如何播放受保护的媒体文件 如何查找媒体文件的持续时间 搜寻、快进和倒放 ...
work.resize(nelements); // for quantization size_t cur_size = 0; std::vector<int64_t> hist_cur(1 << 4, 0); switch (type) { case GGML_TYPE_Q4_0: { cur_size = ggml_quantize_q4_0(data_f32.data(), work.data(), nelements, ne[0], QK, hist_cur.data()); } break; cas...
enum class Color {// 作用域 red, blue, green }; enum class traffic_light { green, yellow, red }; traffic_light &operator++(traffic_light &t) {// 枚举属于自定义类型,那么也可以自定义运算符++ switch (t) { case traffic_light::green: return t = traffic_light::yellow; case traffic_lig...
switch (handshake.authType) { case AUTH_NONE: { // AUTH_NONE -> AUTH hSession->tokenRSA = Base::GetRandomString(SHA_DIGEST_LENGTH); handshake.authType = AUTH_TOKEN; handshake.buf = hSession->tokenRSA; string bufString = SerialStruct::SerializeToString(handshake); Send(...