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https://github.com/nlohmann/json
synced 2024-11-29 23:21:04 +00:00
9b32f72584
As I learned in https://github.com/melpon/wandbox/issues/209, this library is already installed at Wandbox, so we need to adjust the examples to use `#include "json.hpp"` insteas of `#include <json.hpp>`.
28 lines
867 B
C++
28 lines
867 B
C++
#include "json.hpp"
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using json = nlohmann::json;
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int main()
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{
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// create JSON values
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json j_null;
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json j_boolean = true;
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json j_number_integer = 17;
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json j_number_unsigned_integer = 12345678987654321u;
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json j_number_float = 23.42;
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json j_object = {{"one", 1}, {"two", 2}};
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json j_array = {1, 2, 4, 8, 16};
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json j_string = "Hello, world";
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// call is_discarded()
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std::cout << std::boolalpha;
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std::cout << j_null.is_discarded() << '\n';
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std::cout << j_boolean.is_discarded() << '\n';
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std::cout << j_number_integer.is_discarded() << '\n';
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std::cout << j_number_unsigned_integer.is_discarded() << '\n';
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std::cout << j_number_float.is_discarded() << '\n';
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std::cout << j_object.is_discarded() << '\n';
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std::cout << j_array.is_discarded() << '\n';
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std::cout << j_string.is_discarded() << '\n';
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}
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