C++多行文件

#include <iostream>
#include <string>

int main() {
    std::string jsonStr = R"delimiter(
        {
          "name": "James",
          "nickname": "good boy"
        }
        )delimiter";
    std::cout << jsonStr << std::endl;
}

----------------

{
  "name": "James",
  "nickname": "good boy"
}

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