html - What is DOCTYPE? - Stack Overflow
The DOCTYPE tells the consuming user agent (web browsers, web crawlers, validation tools) what type of document the file is. Using it ensures that the consumer correctly parses the HTML as …
What is the correct way to declare an HTML5 Doctype.
2013年4月26日 · According to the WWW Consortium, the organization responsible setting current web standards, no one has answered this correctly. The current standard for language …
What does <!doctype html> do? - Stack Overflow
2021年11月5日 · DOCTYPE Declaration is the abbreviation for Document Type Declaration (DTD). The DOCTYPE Declaration (DTD or Document Type Declaration) does a couple of things: When …
Why do I need a doctype? (What does it do) [duplicate]
2011年5月20日 · The doctype declaration is not an HTML tag; it is an instruction to the web browser about what version of the markup language the page is written in. The doctype …
html - Uppercase or lowercase doctype? - Stack Overflow
2015年7月22日 · In HTML, the DOCTYPE is case insensitive. The following DOCTYPEs are all valid: <!doctype html> <!DOCTYPE html> <!DOCTYPE HTML> <!DoCtYpE hTmL> See w3c.org: …
html - What is the functionality of !DOCTYPE? - Stack Overflow
The doctype is a standard defined by the w3c - when you hear about standards based web development this is what they are talking about. The idea of using the doctype is you create …
What are the different doctypes in html and what do they mean?
Traditionally, a Doctype, or Document Type Declaration associates the document with a Document Type Definition. The Document Type Definition is a standard for a specific XML or …
What happens if I don't put a <!DOCTYPE html> in my code? Will it …
2014年4月22日 · The <!DOCTYPE> declaration must be the very first thing in your HTML document, before the tag. The <!DOCTYPE> declaration is not an HTML tag; it is an instruction …
How to automatically write html structure - Stack Overflow
2021年9月6日 · Learn how to automatically generate a basic HTML structure using various tools and shortcuts in this Stack Overflow discussion.
css - What is the difference between "<!DOCTYPE ...." and …
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