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@@ -50,13 +50,41 @@ Amortized constant.
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silently converted to a JSON array.
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```cpp
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--8<-- "examples/emplace_back.cpp"
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#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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// create JSON values
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json array = {1, 2, 3, 4, 5};
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json null;
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// print values
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std::cout << array << '\n';
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std::cout << null << '\n';
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// add values
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array.emplace_back(6);
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null.emplace_back("first");
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null.emplace_back(3, "second");
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// print values
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std::cout << array << '\n';
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std::cout << null << '\n';
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}
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```
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Output:
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```json
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--8<-- "examples/emplace_back.output"
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[1,2,3,4,5]
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null
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[1,2,3,4,5,6]
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["first",["second","second","second"]]
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```
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## See also
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