json/doc/examples/std_swap.cpp
Niels Lohmann 29cd970b94
Consolidate documentation (#3071)
* 🔥 consolidate documentation
* ♻️ overwork std specializations
* 🚚 move images files to mkdocs
* ♻️ fix URLs
* 🔧 tweak MkDocs configuration
* 🔧 add namespaces
* 📝 document deprecations
* 📝 document documentation generation
* 🚸 improve search
* 🚸 add examples
* 🚧 start adding documentation for macros
* 📝 add note for https://github.com/nlohmann/json/issues/874#issuecomment-1001699139
* 📝 overwork example handling
* 📝 fix Markdown tables
2021-12-29 13:41:01 +01:00

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382 B
C++

#include <iostream>
#include <iomanip>
#include <nlohmann/json.hpp>
using json = nlohmann::json;
int main()
{
// create JSON values
json j1 = {{"one", 1}, {"two", 2}};
json j2 = {1, 2, 4, 8, 16};
std::cout << "j1 = " << j1 << " | j2 = " << j2 << '\n';
// swap values
std::swap(j1, j2);
std::cout << "j1 = " << j1 << " | j2 = " << j2 << std::endl;
}