浏览器的简单识别

机子上的几个浏览器：

浏览器名称

navigator.userAgent

appName

 

firefox

Mozilla/5.0 (Windows NT 6.1; WOW64; rv:36.0) Gecko/20100101 Firefox/36.0

Netscape

 

ie7 Mozilla/4.0

(compatible; MSIE 7.0; Windows NT 6.1; WOW64; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; InfoPath.3; .NET4.0C; .NET4.0E)

Microsoft Internet Explorer

ie8

Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; WOW64; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; InfoPath.3; .NET4.0C; .NET4.0E)

Microsoft Internet Explorer

 

ie9

Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)

Microsoft Internet Explorer

 

ie11

Mozilla/5.0 (Windows NT 6.1; WOW64; Trident/7.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; InfoPath.3; .NET4.0C; .NET4.0E; rv:11.0) like Gecko

Netscape

 

chrome

Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/40.0.2214.115 Safari/537.36

Netscape

 

opera

Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2272.89 Safari/537.36 OPR/28.0.1750.48 (Edition Baidu)

Netscape

 

safari

Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/534.57.2 (KHTML, like Gecko) Version/5.1.7 Safari/534.57.2

Netscape

 

<script type="text/javascript">        
 var sys = new Object();         
var ua = navigator.userAgent.toLowerCase();   
              
if (ua.indexOf('opera')>=0){/* opera的判断必须在chrome之前*/             sys.opera = ua.match(/opera\/([\d.]+)/)[1];         
}        
 else if (ua.indexOf('opr')>=0){/* 较新的opera*/            
 sys.opera = ua.match(/opr\/([\d.]+)/)[1];         
}       
 else if (ua.indexOf('msie')>=0){/*早期ie版本*/             
sys.ie = parseFloat(ua.match(/msie ([\d.]+)/)[1]) ;        
 }         
else if (ua.indexOf('trident')>=0){/*ie内核trident*/             
sys.ie = parseFloat(ua.match(/trident\/([\d.]+)/)[1]) + 4.0;         
 }        
 else if (ua.indexOf('firefox')>=0){            
 sys.firefox = ua.match(/firefox\/([\d.]+)/)[1]         
}        
 else if (ua.indexOf('chrome')>=0){/* chrome的判断必须在safari之前*/             sys.chrome = ua.match(/chrome\/([\d.]+)/)[1]        
 }               
 else if (ua.indexOf('safari')>=0){            
 sys.safari = ua.match(/version\/([\d.]+)/)[1];        
 }

             
if (sys.ie) document.write('IE: ' + sys.ie);         
if (sys.firefox) document.write('Firefox: ' + sys.firefox);        
 if (sys.chrome) document.write('Chrome: ' + sys.chrome);        
 if (sys.opera) document.write('Opera: ' + sys.opera);        
 if (sys.safari) document.write('Safari: ' + sys.safari);         

</script>