how to appent content using javascript code example

Example 1: JavaScript append text to div

var div = document.getElementById('myElementID');
div.innerHTML += "Here is some more data appended";

Example 2: js add more text to element

document.getElementById("p").textContent += " This is the text from javascript.";

<p id ="p">This is the text from HTML.</p>

Example 3: how to append in javascript

var list=[1, 2, 3, 4, 5];
list.push(6);
// .push allows you to add a value to the end of a list