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Practical Web Development

You're reading from   Practical Web Development Learn CSS, JavaScript, PHP, and more with this vital guide to modern web development

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Product type Paperback
Published in Jul 2015
Publisher
ISBN-13 9781782175919
Length 276 pages
Edition 1st Edition
Languages
Tools
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Author (1):
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Paul Wellens Paul Wellens
Author Profile Icon Paul Wellens
Paul Wellens
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Toc

Table of Contents (17) Chapters Close

Preface 1. The World Wide Web FREE CHAPTER 2. HTML 3. CSS 4. JavaScript 5. PHP 6. PHP and MySQL 7. jQuery 8. Ajax 9. The History API – Not Forgetting Where We Are 10. XML and JSON 11. MongoDB 12. Mobile First, Responsive Design with Progressive Enhancement 13. Foundation – A Responsive CSS/JavaScript Framework 14. Node.js A. Bootstrap – An Alternative to Foundation Index

The structure and syntax of an HTML document


An HTML document is a text file with a name ending in .html, for example, hello.html. A modern, minimal HTML document looks like this:

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8"/>
<title>Hello, world</title>
</head>
<body>
<h1>Hello, World</h1>
</body>
<html>

Doctype

The first line specifies the document type (<!DOCTYPE html>). Today, this can be as simple as the word html telling a browser that this file is to be interpreted as an HTML5 document. Documents written to the older specifications contain the name of that spec followed by a path to a Document Type Definition (DTD) file that can be used to examine the document for conformance. Things are a lot more flexible these days.

<html>

This is the root of the document. Everything in the remainder of the document will be inside this html tag. What is inside the html tag consists of two sections, the...

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