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Capture exceptions by const& in docs. (#4099)
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@@ -35,7 +35,7 @@ int main()
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{
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std::cout << j_invalid.dump() << std::endl;
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}
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catch (json::type_error& e)
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catch (const json::type_error& e)
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{
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std::cout << e.what() << std::endl;
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}
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