What is the importance of the HTML DOCTYPE?

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Aryan Kumar · Answer

The HTML DOCTYPE declaration is an important part of any HTML document as it specifies the version of HTML being used and the syntax to be followed. The DOCTYPE declaration is placed at the beginning of an HTML document, before the
andlt;html> tag, and tells the browser how to interpret the document.
Here are some of the reasons why the HTML DOCTYPE declaration is important:
Rendering mode: The DOCTYPE declaration determines the rendering mode of the browser, which affects how the browser renders the HTML document. For example, in "quirks mode," the browser uses an older, less strict rendering mode, while in "standards mode," it uses a newer, more strict rendering mode.Validation: The DOCTYPE declaration is used to validate the HTML document, ensuring that it conforms to the specified version of HTML and follows the correct syntax. This helps to ensure that the document is well-formed and free from errors.Accessibility: Using the correct DOCTYPE declaration can improve the accessibility of the document, making it more accessible to users with disabilities. This is because the DOCTYPE declaration specifies the version of HTML being used, which in turn affects the accessibility features that are available to users.Cross-browser compatibility: The DOCTYPE declaration can help to ensure cross-browser compatibility by ensuring that the HTML document is interpreted correctly by different browsers.
Overall, the DOCTYPE declaration is an important part of any HTML document as it helps to ensure that the document is well-formed, accessible, and compatible with different browsers.

Anonymous User · Answer

It should be declared very first in an HTML document,before the html tag. 
HTML DOCTYPE Is an instruction not an HTML tag it tells to the web browser about what version of markup language the page is written in.

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What is the importance of the HTML DOCTYPE?

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