opera browser old version

determine the browser version and the browser kernel * @author wangyanling * @date July 4, 2014 */ var browser = function () { var agent = Navigator.userAgent.toLowerCase (), Opera = Window.opera, Browser = { Detects if t

if (! browser.ie !browser.mac) {var UA = Navigator.userAgent.toLowerCase (). toString (); Determine if the IE kernel is not a non-IE version if (ua.indexof (' 360ee ') >-1) | | (Ua.indexof (' 360se ') >-1) | | (Ua.indexof (' SE ') >-1) | | (Ua.indexof (' aoyou ') >-1) | | (Ua.indexof (' TheWorld ') >-1) | | (Ua.indexof (' Worldchrome ') >-1) | | (Ua.indexof (' Greenbrowser ') >-1) | | (Ua.indexof (' Baidu ') >-1) | | (Ua.indexof (' Qqbrowser ') >-1)

if(!browser.ie !)Browser.mac) {varUA =navigator.userAgent.toLowerCase (). toString (); //determine if it is not a non-IE version under IE kernel if((Ua.indexof (' 360ee ') >-1) | | (Ua.indexof (' 360se ') >-1) | | (Ua.indexof (' SE ') >-1) | | (Ua.indexof (' aoyou ') >-1) || (Ua.indexof (' TheWorld ') >-1) | | (Ua.indexof (' Worldchrome ') >-1) | | (Ua.indexof (' Greenbrowser ') >-1) || (Ua.indexof (' Baidu ') >-1) | | (Ua.indexof (' Qqbrowser '

The old version of CSS flex is compatible with CSS flex.× Catalog [1] applicability [2] scaling project [3] scaling Flow Direction [4] scaling flow line feed [5] spindle alignment [6] scaling [7] display sequence [8] flex compatibility The flex elastic box model has three versions: the old version, the mixed

1,jquery or JS to determine the browser kernel version number and whether to support the box model JQuery, starting with version 1.9, removed $.browser and $.browser.version and replaced it with $.support. In the updated version 2.0, IE 6/7/8 will no longer be supported.Late

Although Microsoft's IE browser has become more and more security, but because of its huge penetration and the version is uneven, so many old versions of the plug-in will also make the new IE browser to become the target of attack. To this end, Microsoft officially announced from now on from IE8 to IE11

Since yesterday sent the browser core introduction of the essay, Restless, want to write a JS directly to identify the user's browser version. Writing but found a lot of places, such as the ie10-version is to follow the conventional only support attachevent and not support AddEventListener, but to the IE11, In turn, it

Original: Use JS to identify each version of the browserSince yesterday sent the browser core introduction of the essay, Restless, want to write a JS directly to identify the user's browser version.Writing but found a lot of places, such as the ie10-version is to follow the conventional only support attachevent and not

!= null) (!) ( window.attachevent) (!) ( Window.chrome) (!) ( Window.opera))) { //... } Next, Chrome and opera, here is a bit of a headache .... It's a good friend of Chrome. Opera also started using the chromium or blink engine, causing both UA information and the support for the BOM to be almost identical (this is not nonsense, the kernel is the same), but still can find different from UA: So we ca