example2_resource_management.cpp

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#include <iostream>
#include <cstring>

class DynamicString {
private:
    char* data;

public:
    DynamicString(const char* str) {
        data = new char[strlen(str) + 1];
        strcpy(data, str);
        std::cout << "String created: " << data << std::endl;
    }

    ~DynamicString() {
        std::cout << "Deleting string: " << data << std::endl;
        delete[] data;
    }

    const char* getData() const { return data; }
};

int main() {
    DynamicString str1("Hello");
    {
        DynamicString str2("World");
        std::cout << str1.getData() << " " << str2.getData() << std::endl;
    } // str2 is destroyed here
    std::cout << "After inner scope" << std::endl;
    return 0;
} // str1 is destroyed here