switch Statement in C++

switch Statement in C++ — a practical guide to C++ switch statement with clear examples you can reuse in real projects.

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Short description

C++17+ supports init-statements in switch; C++17+ also has if with initializer.

switch

switch (op) {
case '+':
    result = a + b;
    break;
default:
    std::cerr << "unknownn";
}