JavaScript/Restructure DOM/Exercises
Topic: Restructure the DOM tree
1. We use the HTML page of the previous page for the exercises. Write a script that moves the two <div> sections BEFORE the button.
Click to see solution
function show() {
"use strict";
// select the body element. It's the parent.
const body = document.getElementById("body");
// select the button element
const button = document.getElementById("buttonShow");
// select the 'div' elements
const div_1 = document.getElementById("div_1");
const div_2 = document.getElementById("div_2");
// move the div elements BEFORE the button
body.insertBefore(div_1, button);
body.insertBefore(div_2, button);
}