---
title: Internal Training - D3
tags: CS
---

# Internal Training - Interactive D3

## Installation

- Go to [CodeSandbox](https://codesandbox.io/)
- Click Create Sandbox
- Choose Static

- New file `script.js`:

alert("Hello");

- Add to `index.html`

<script src="script.js"></script>
...
<h1 id="title">

- Change `script.js`

function changeTitle(title) {
  document.querySelector("#title").textContent = title;
}

- `script.js`

window.onload = () => {
  changeTitle("Coderschool");
};

function changeTitle(title) {
  document.querySelector("#title").textContent = title;
}