x-ua-compatible content=”IE=7, IE=9″ meaning understanding _html5 tutorial skills

The company's projects cannot be accessed normally under the boss's IE9.

Then you need to use the following method: Make the web page compatible with ie9

Hey, how hard it is. I thought that it would be enough if IE6, 7, 8, firefox, chrome, safari, and opera were solved.

IE6 alone is enough for us.

When there was no IE9 in the past, in order to take care of ie8, I wrote to force the IE8 browser to use IE7 mode rendering.

Yesterday I looked at the Taobao page source code and added it.
But now it has been changed to


I don’t know the intention, and many experts have no idea. clear.

After checking the information, I found that it was in English and the basics were poor.

The rough translation is that if you have an old website that uses the X-UA-Compatible Meta tag or http header to let the web page be interpreted in IE7 standards mode, then here is a comprehensive example that can make IE8 render in IE7 standards mode. Page, IE9 uses IE9's standards mode to render the page. In my own words, use the above to make the IE7 IE8 browser use IE7 mode for rendering. IE9 uses its own IE9 mode for rendering. They don't affect each other. I don't know if they are correct. I'm going to install W7.