JSFiddle - React, Tailwind, and code Playground

HTML

<div id="main" />

JavaScript

function Zork(name) {
    this.name = name;
}

Zork.prototype.serialize = function () {
    return 'This is ' + this.name;
}

var arr = [new Zork('Boris'), new Zork('Doris')];

var json = arr.map(Function.call, Zork.prototype.serialize);

// show result of json
$('#main').html(json.join('<br/>'));