Doctype html w3schools

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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 DTD specifies the rules for the markup language, so that the browsers can render the content correctly. Framesets are not allowed. The markup must also be written as well-formed XML. Ektron CMS NET Version 7.

Doctype html w3schools

The list is informative and does not try to be exhaustive there are many other proper declarations you could use , but it has most of the declarations commonly used on the Web at the moment. This makes sure the document will be parsed the same way by different browsers. The simplest and most reliable doctype declaration to use is the one defined in HTML5 :. If you need a doctype matching a specific version of X HTML, the doctype declaration must be exact both in spelling and in case to have the desired effect, which makes it sometimes difficult. To ease the work, below is a list of recommended doctype declarations that you can use in your Web documents. Use the following markup as a template to create a new HTML document using a proper Doctype declaration. See the list below if you wish to use another DTD. This means that in many XML languages, doctype declarations are not necessarily useful. The list below is provided only if you actually need to declare a doctype for these types of documents. The doctype declarations below are valid, but have mostly an historical value — a doctype declaration of a more recent equivalent ought to be used in their stead. W3C liability , trademark , document use and software licensing rules apply. Your interactions with this site are in accordance with our public and Member privacy statements.

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The list is informative and does not try to be exhaustive there are many other proper declarations you could use , but it has most of the declarations commonly used on the Web at the moment. This makes sure the document will be parsed the same way by different browsers. The simplest and most reliable doctype declaration to use is the one defined in HTML5 :. If you need a doctype matching a specific version of X HTML, the doctype declaration must be exact both in spelling and in case to have the desired effect, which makes it sometimes difficult. To ease the work, below is a list of recommended doctype declarations that you can use in your Web documents. Use the following markup as a template to create a new HTML document using a proper Doctype declaration. See the list below if you wish to use another DTD. This means that in many XML languages, doctype declarations are not necessarily useful.

Doctype html w3schools

This ensures that the web page is parsed the same way by different web browsers. In HTML 4. Because HTML 4. Additionally, doctypes for HTML 4. See the examples below for a comparison between HTML 4. During the formative years of HTML, web standards were not agreed upon yet.

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Examples might be simplified to improve reading and learning. All Our Services. W3C liability , trademark , document use and software licensing rules apply. Recommended list of Doctype declarations. We do not warrant the correctness of its content. All Rights Reserved. Users need to quickly and intuitively find and add information. This makes sure the document will be parsed the same way by different browsers. My Learning Track your learning progress at W3Schools and collect rewards. Typing Speed Test your typing speed. Log in Sign Up.

W3Schools offers a wide range of services and products for beginners and professionals, helping millions of people everyday to learn and master new skills. Create your own website with W3Schools Spaces - no setup required.

All Rights Reserved. W3Schools is Powered by W3. Tutorials, references, and examples are constantly reviewed to avoid errors, but we cannot warrant full correctness of all content. Warning The list is informative and does not try to be exhaustive there are many other proper declarations you could use , but it has most of the declarations commonly used on the Web at the moment. Exercises Test your skills with different exercises. Browser Statistics Read long term trends of browser usage. CSS framework. Data Analytics Data Analytics Course. Exercise: HTML elements are surrounded by a specific type of brackets, which one? CSS framework.