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- #include <iostream>
- #include <nlohmann/json.hpp>
- using json = nlohmann::json;
- int main()
- {
- // different JSON Pointers
- json::json_pointer ptr0;
- json::json_pointer ptr1("");
- json::json_pointer ptr2("/foo");
- json::json_pointer ptr3("/foo/0");
- // call empty()
- std::cout << std::boolalpha
- << ptr0 << ": " << ptr0.empty() << '\n'
- << ptr1 << ": " << ptr1.empty() << '\n'
- << ptr2 << ": " << ptr2.empty() << '\n'
- << ptr3 << ": " << ptr3.empty() << std::endl;
- }
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