HTML doctype declaration - W3Schools
All HTML documents must start with a <!DOCTYPE> declaration. The declaration is not an HTML tag. It is an "information" to the browser about what document type to expect. In HTML 5, the …
What is the correct way to declare an HTML5 Doctype.
Use the lang attribute for pages served as HTML, and the xml:lang attribute for pages served as XML. For XHTML 1.x and HTML5 polyglot documents, use both together.
HTML DOCTYPE Declaration - GeeksforGeeks
Nov 27, 2024 · HTML DOCTYPE (Document Type Declaration) is an instruction that appears at the beginning of an HTML document, before the <html> tag. Its primary role is to tell the web …
html - What is DOCTYPE? - Stack Overflow
In HTML (including XHTML) as used on web pages, DOCTYPE is a string that triggers one of a few browser modes (quirks mode, standards mode, almost standards mode), depending on …
HTML <!DOCTYPE> Declaration - W3docs
The <!DOCTYPE> declaration specifies the HTML version used in the document. Learn how to use <!DOCTYPE> Declaration with with syntax and examples.
DOCTYPE HTML 4.01 tutorial - HTML tutorials - w3resource
Aug 19, 2022 · In HTML version 4, there are three types of DOCTYPE S can be used: strict,transitional and frameset. In this tutorial, we will discuss all these categories with …
Different kinds of Doctype available in HTML5 - GeeksforGeeks
Nov 2, 2021 · Doctype: A Doctype or Document Type Declaration is basically the first line of code that is required when you create an HTML document. It tells the browser about the specific …
Choosing the right doctype for your HTML documents
Mar 10, 2014 · In this Web Standards Curriculum article I will look at the doctype in a lot more detail, showing what it does and how it helps you validate your HTML, how to choose a …
What is the DOCTYPE Declaration in HTML? An Essential Guide …
Jan 11, 2025 · In this comprehensive guide, my goal is to demystify the DOCTYPE and clarify its critical role in web development. I will cover: And more. By the end, you will understand what …
What is the DOCTYPE Declaration in HTML? - freeCodeCamp.org
Dec 29, 2019 · The HTML document type declaration, also known as DOCTYPE, is the first line of code required in every HTML or XHTML document. The DOCTYPE declaration is an …
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