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IE9 latest User-agent string format ~

Source: Internet
Author: User
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In the official development blog, IE9 indicates that they will use a short User-Agent to recognize characters by default. This will improve overall performance, interoperability and compatibility. IE9 will no longer add. NET and other additional information to the UA string.

Site developers need to pay attentionFour major changes in the new string compared with IE8:

1. The application version starts from "Mozilla/4.0"Upgrade to" Mozilla/5.0And match with other browsers. This change indicates that IE9 is a browser with good interoperability.
2. The version ID is from "MSIE"8.0"Upgrade to" MSIE"9.0".
3. Trident kernel version from "Trident/4.0"Upgrade to" Trident/5.0".
4. IE9 willNo additionalThe information generated by the software or machine is included in the UA string.

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