import std.stdio;

import std.json;

import std.algorithm;

import std.array;

​

struct Person

{

    string name;

    int age;

    JSONValue toJson()

    {

        return JSONValue(["name": JSONValue(name), "age": JSONValue(age)]);

    }

}

​

void main()

{

​

    Person[] people;

​

    Person p1 = {"Bob", 12};

​

    Person p2 = {"Bob", 12};

​

    people ~= p1;

    people ~= p2;

    auto json = JSONValue(people.map!(p => p.toJson).array);

    writeln(json);

}