Cómo hacer un editor HTML CSS JS
<html>
<head>
<title>HTML CSS JS Editor v5.0.3</title>
<h4>HTML CSS JS Editor</h4>
<meta name="viewport" content="width=device-width, initial-scale=1" />
<link rel="icon" type="image/x-icon" href="C:\Users\Administrator\Pictures\favicon.ico">
<link rel="stylesheet" href="style.css" />
<link rel="stylesheet" href="backround.css" />
</head>
<body>
<textarea id="html" placeholder="HyperText Markup Langauge"></textarea>
<textarea id="css" placeholder="Casading Style Sheets"></textarea>
<textarea id="js" placeholder="JavaScript"></textarea>
<iframe id="code"></iframe>
<!--These are some compile code and a text.-->
<script type="text/javascript" src="app.js"></script>
<p>Hedgesoft HTML CSS JS Editor is a free source HTML CSS JS Editor website that you can create a web, if you want to save, please press enter. Credits to me. Created by me and all codes by VS Code.</p>
</body>
</html>
Grotesque Goose