JS: 检测浏览器 | test browser

js-browser-test.js

/* IE 6 */
(checkIE = document.createElement("b")).innerHTML = "<!--[if IE 6]><i></i><![endif]-->";
var isIE = checkIE.getElementsByTagName("i").length == 1;

/* IE 7 */
(checkIE = document.createElement("b")).innerHTML = "<!--[if IE 7]><i></i><![endif]-->";
var isIE = checkIE.getElementsByTagName("i").length == 1;
navigator.appVersion.indexOf("MSIE 7.")!=-1

/* IE 8 */
(checkIE = document.createElement("b")).innerHTML = "<!--[if IE 8]><i></i><![endif]-->";
var isIE = checkIE.getElementsByTagName("i").length == 1;

/* IE 9 */
(checkIE = document.createElement("b")).innerHTML = "<!--[if IE 9]><i></i><![endif]-->";
var isIE = checkIE.getElementsByTagName("i").length == 1;

/* IE 10 */
var isIE = eval("/*@cc_on!@*/false") && document.documentMode === 10;

/* IE 10 */
var isIE = document.body.style.msTouchAction != undefined;