点击打开链接http://stackoverflow.com/questions/10964966/detect-ie-version-in-javascript
<!doctype html> <!--[if lt IE 7 ]> <html class="ie6"> <![endif]--> <!--[if IE 7 ]> <html class="ie7"> <![endif]--> <!--[if IE 8 ]> <html class="ie8"> <![endif]--> <!--[if IE 9 ]> <html class="ie9"> <![endif]--> <!--[if (gt IE 9)|!(IE)]><!--> <html class=""> <!--<![endif]--> <head>
(function ($) {
"use strict";
// Detecting IE
var oldIE;
if ($('html').is('.ie6, .ie7, .ie8')) {
oldIE = true;
}
if (oldIE) {
// Here's your JS for IE..
} else {
// ..And here's the full-fat code for everyone else
}
}(jQuery));