20 lines
432 B
C++
20 lines
432 B
C++
#include <iostream>
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#include <nlohmann/json.hpp>
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using json = nlohmann::json;
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int main()
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{
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try
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{
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// calling at() for a non-existing key
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json j = {{"foo", "bar"}};
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json k = j.at("non-existing");
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}
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catch (json::exception& e)
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{
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// output exception information
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std::cout << "message: " << e.what() << '\n'
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<< "exception id: " << e.id << std::endl;
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}
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}
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