Array to "toString"

toString

HTML

<button onclick="myFunction()">Try it</button>

<p id="demo"></p>

JavaScript

function myFunction() {
    var fruits = [{Banana:12,hello:52}, {Orange:5, hi:58}, "Apple", "Mango"];
    var fruits_1 = JSON.stringify(fruits);
    console.log(fruits_1);
    document.getElementById("demo").innerHTML = fruits_1;
}