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  • 判断浏览器类型

    <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
    <html>
      
    <head>
      
    <meta http-equiv="content-type" content="text/html; charset=gb2312">
      
    <meta name="generator" content="PSPad editor, www.pspad.com">
      
    <meta name="Author" content="Yemoo">
      
    <title>Get Exact Browser Type</title>
      
    </head>
      
    <body>
    <script type="text/javascript">
        
    /*---------------------------------------------------------------
        --this function can return the actual browser name and version.--
        --USESAGE:There are Two Methods(See the end of this function)  --
        --Create By Yemoo.  DateTime:2006-2-3 21:53:37                 --
        ---------------------------------------------------------------
    */
        
    function browserinfo(){
            
    var Browser_Name=navigator.appName;
            
    var Browser_Version=parseFloat(navigator.appVersion);
            
    var Browser_Agent=navigator.userAgent;
            
            
    var Actual_Version,Actual_Name;
            
            
    var is_IE=(Browser_Name=="Microsoft Internet Explorer");
            
    var is_NN=(Browser_Name=="Netscape");
            
            
    if(is_NN){
                
    //upper 5.0 need to be process,lower 5.0 return directly
                if(Browser_Version>=5.0){
                    
    var Split_Sign=Browser_Agent.lastIndexOf("/");
                    
    var Version=Browser_Agent.indexOf(" ",Split_Sign);
                    
    var Bname=Browser_Agent.lastIndexOf(" ",Split_Sign);

                    Actual_Version
    =Browser_Agent.substring(Split_Sign+1,Version);
                    Actual_Name
    =Browser_Agent.substring(Bname+1,Split_Sign);
                }
                
    else{
                    Actual_Version
    =Browser_Version;
                    Actual_Name
    =Browser_Name;
                }
            }
            
    else if(is_IE){
                
    var Version_Start=Browser_Agent.indexOf("MSIE");
                
    var Version_End=Browser_Agent.indexOf(";",Version_Start);
                Actual_Version
    =Browser_Agent.substring(Version_Start+5,Version_End)
                Actual_Name
    =Browser_Name;
                
                
    if(Browser_Agent.indexOf("Maxthon")!=-1){
                    Actual_Name
    +="(Maxthon)";
                }
                
    else if(Browser_Agent.indexOf("Opera")!=-1){
                    Actual_Name
    ="Opera";
                    
    var tempstart=Browser_Agent.indexOf("Opera");
                    
    var tempend=Browser_Agent.length;
                    Actual_Version
    =Browser_Agent.substring(tempstart+6,tempend)
                }
            }
            
    else{
                Actual_Name
    ="Unknown Navigator"
                Actual_Version
    ="Unknown Version"
            }
            
    /*------------------------------------------------------------------------------
            --Your Can Create new properties of navigator(Acutal_Name and Actual_Version) --
            --Userage:                                                                    --
            --1,Call This Function.                                                       --
            --2,use the property Like This:navigator.Actual_Name/navigator.Actual_Version;--
            ------------------------------------------------------------------------------
    */
            navigator.Actual_Name
    =Actual_Name;
            navigator.Actual_Version
    =Actual_Version;
            
            
    /*---------------------------------------------------------------------------
            --Or Made this a Class.                                                    --
            --Userage:                                                                 --
            --1,Create a instance of this object like this:var browser=new browserinfo;--
            --2,user this instance:browser.Version/browser.Name;                       --
            ---------------------------------------------------------------------------
    */
            
    this.Name=Actual_Name;
            
    this.Version=Actual_Version;
        }
        browserinfo();
        
        document.write(
    "你使用的浏览器是:"+navigator.Actual_Name+",版本号:"+navigator.Actual_Version);
    </script>
      
    </body>
    </html>
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  • 原文地址:https://www.cnblogs.com/zwei1121/p/848141.html
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