It is said that IE8 does not support HTML5...! ! ! Why? _html/css_WEB-ITnose

Why can I still watch Youku videos using IE8?
I haven’t looked at the source code yet.
I just looked and saw that the

Reply to the discussion (solution)

There is no final standard for html5. In fact, it is not fully supported by all browsers.

If you go and understand the development of html5, you will know that it is not led by w3c

Now it is ahead of W3C, and everyone is in trouble.

Anyone who is ahead of the W3C now has to be criticized.

W3C (html5) is a passive party this time, and the standard is not actually formulated by it

Activate it yourself in browsers that do not support HTML5 tags
document.creatElement('video' )
Then you can use in IE

Activate it yourself in browsers that do not support HTML5 tags
document.creatElement('video')
Then you can use under IE

It cannot be activated, JS reports an error, and I don’t know what it reports
Can you teach me how to do it, thank you

It should be played by flash called after the browser detects that it does not support html5

That’s it, it uses two official plug-ins html5t.js and excanvas.js