What is doctype in HTML documents? And why do you have to specify it?

New video about Firebase Database + React: https://youtu.be/yyo_TcZCrS4 My website: https://maksimivanov.com/posts What is doctype in HTML documents? And why do you have to specify the doctype?

What is HTML5 doctype?

If you open any webpage, and look at it's source code, you'll always see a little thingy just before the opening html tag. So what is it, and what does it do?

Check out the article on my blog: https://maksimivanov.com/posts/doctype-html/

Hi, 👋 my name is Maksim and I'm frontend engineer. I make tutorials about html, css, javascript and other development tools. I also teach people React and make other Javascript tutorials.

On my channel you can find tutorials how to make web application and also frontend development tips.

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