判断浏览器版本——JS
IE 方法1:
var browser=navigator.appName var b_version=navigator.appVersion var version=b_version.split(";"); var trim_Version=version[1].replace(/[ ]/g,""); if(browser=="Microsoft Internet Explorer" && trim_Version=="MSIE6.0") { alert("IE 6.0"); } else if(browser=="Microsoft Internet Explorer" && trim_Version=="MSIE7.0") { alert("IE 7.0"); } else if(browser=="Microsoft Internet Explorer" && trim_Version=="MSIE8.0") { alert("IE 8.0"); } else if(browser=="Microsoft Internet Explorer" && trim_Version=="MSIE9.0") { alert("IE 9.0"); }
IE 方法2:
if(navigator.appName == "Microsoft Internet Explorer" && navigator.appVersion .split(";")[1].replace(/[ ]/g,"")=="MSIE6.0") { alert("IE 6.0"); } else if(navigator.appName == "Microsoft Internet Explorer" && navigator.appVersion .split(";")[1].replace(/[ ]/g,"")=="MSIE7.0") { alert("IE 7.0"); } else if(navigator.appName == "Microsoft Internet Explorer" && navigator.appVersion .split(";")[1].replace(/[ ]/g,"")=="MSIE8.0") { alert("IE 8.0"); } else if(navigator.appName == "Microsoft Internet Explorer" && navigator.appVersion .split(";")[1].replace(/[ ]/g,"")=="MSIE9.0") { alert("IE 9.0"); }
IE 方法3:
if(navigator.appName == "Microsoft Internet Explorer" && navigator.appVersion.match(/7./i)=="7.") { alert("IE 7.0"); } else if(navigator.appName == "Microsoft Internet Explorer" && navigator.appVersion.match(/8./i)=="8.") { alert("IE 8.0"); } else if(navigator.appName == "Microsoft Internet Explorer" && navigator.appVersion.match(/9./i)=="9.") { alert("IE 9.0"); } else if(navigator.appName == "Microsoft Internet Explorer") { alert("IE 6.0"); }
所有浏览器
//判断当前浏览类型 function BrowserType() { var userAgent = navigator.userAgent; //取得浏览器的userAgent字符串 var isOpera = userAgent.indexOf("Opera") > -1; //判断是否Opera浏览器 var isIE = userAgent.indexOf("compatible") > -1 && userAgent.indexOf("MSIE") > -1 && !isOpera; //判断是否IE浏览器 var isEdge = userAgent.indexOf("Windows NT 6.1; Trident/7.0;") > -1 && !isIE; //判断是否IE的Edge浏览器 var isFF = userAgent.indexOf("Firefox") > -1; //判断是否Firefox浏览器 var isSafari = userAgent.indexOf("Safari") > -1 && userAgent.indexOf("Chrome") == -1; //判断是否Safari浏览器 var isChrome = userAgent.indexOf("Chrome") > -1 && userAgent.indexOf("Safari") > -1; //判断Chrome浏览器 if (isIE) { var reIE = new RegExp("MSIE (\\d+\\.\\d+);"); reIE.test(userAgent); var fIEVersion = parseFloat(RegExp["$1"]); if(fIEVersion == 7) { return "IE7";} else if(fIEVersion == 8) { return "IE8";} else if(fIEVersion == 9) { return "IE9";} else if(fIEVersion == 10) { return "IE10";} else if(fIEVersion == 11) { return "IE11";} else { return "0"}//IE版本过低 }//isIE end if (isFF) { return "FF";} if (isOpera) { return "Opera";} if (isSafari) { return "Safari";} if (isChrome) { return "Chrome";} if (isEdge) { return "Edge";} }//myBrowser() end //判断是否是IE浏览器 function isIE() { var userAgent = navigator.userAgent; //取得浏览器的userAgent字符串 var isIE = userAgent.indexOf("compatible") > -1 && userAgent.indexOf("MSIE") > -1 && !isOpera; //判断是否IE浏览器 if(isIE) { return "1"; } else { return "-1"; } } //判断是否是IE浏览器,包括Edge浏览器 function IEVersion() { var userAgent = navigator.userAgent; //取得浏览器的userAgent字符串 var isIE = userAgent.indexOf("compatible") > -1 && userAgent.indexOf("MSIE") > -1 && !isOpera; //判断是否IE浏览器 var isEdge = userAgent.indexOf("Windows NT 6.1; Trident/7.0;") > -1 && !isIE; //判断是否IE的Edge浏览器 if(isIE) { var reIE = new RegExp("MSIE (\\d+\\.\\d+);"); reIE.test(userAgent); var fIEVersion = parseFloat(RegExp["$1"]); if(fIEVersion == 7) { return "IE7";} else if(fIEVersion == 8) { return "IE8";} else if(fIEVersion == 9) { return "IE9";} else if(fIEVersion == 10) { return "IE10";} else if(fIEVersion == 11) { return "IE11";} else { return "0"}//IE版本过低 } else if(isEdge) { return "Edge"; } else { return "-1";//非IE } }