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appVersion property (clientInformation, navigator)

Browser support:

Returns the platform and version of the browser.

If you need to detect the type of the user's browser, please see the page for Browser detection. To get various information about the browser and the operating system of the user, please see the page for the navigator object and the example below.

Syntax:

object.appVersion;

You can find the related objects in the Supported by objects section below.

This property is read-only.

Possible values:

String that represents the version of the browser.

Default: this property has no default value.

Example HTML code 1:

This example illustrates the appVersion property:

<head>
    <script type="text/javascript">
        function GetAppVersion () {
            var appVersion = navigator.appVersion;
            var output = document.getElementById ("output");
            output.innerHTML = "The version number of your application is: " + appVersion;
        }
    </script>
</head>
<body onload="GetAppVersion ();">
    <div id="output"></div>
</body>

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Example HTML code 2:

This example displays various information about the browser and the operating system of the user:

<head>
    <script type="text/javascript">
        function AddRowToInfo (description, value) {
            if (value !== undefined) {
                var infoTable = document.getElementById ("info");
                var row = infoTable.insertRow (-1);
                var cell = row.insertCell (-1);
                cell.innerHTML = description;
                cell.style.paddingRight = "10px";
                cell = row.insertCell (-1);
                cell.innerHTML = value;
                cell.style.paddingLeft = "10px";
            }
        }

        function GetVisitorInfo () {
            AddRowToInfo ("Name of the browser (appName)", window.navigator.appName);
            AddRowToInfo ("Name of the browser vendor (vendor)", window.navigator.vendor);
            AddRowToInfo ("Code name of the browser (appCodeName)", window.navigator.appCodeName);
            AddRowToInfo ("Engine of the browser (product)", window.navigator.product);
            AddRowToInfo ("Build number of the browser engine (productSub)", window.navigator.productSub);
            if (window.opera) {
                AddRowToInfo ("Build number of the browser (buildNumber)", window.opera.buildNumber ());
                AddRowToInfo ("Version number of the browser (version)", window.opera.version ());
            }
            AddRowToInfo ("Version and platform of the browser (appVersion)", window.navigator.appVersion);
            AddRowToInfo ("Version of the browser given by the vendor (vendorSub)", window.navigator.vendorSub);
            AddRowToInfo ("Minor version of the browser (appMinorVersion)", window.navigator.appMinorVersion);
            AddRowToInfo ("Build identifier of the browser (buildID)", window.navigator.buildID);
            AddRowToInfo ("User-agent request header (userAgent)", window.navigator.userAgent);
            AddRowToInfo ("Language of the browser (language)", window.navigator.language);
            AddRowToInfo ("Cookies are enabled (cookieEnabled)", window.navigator.cookieEnabled);

            AddRowToInfo ("Operating system (platform)", window.navigator.platform);
            if (window.navigator.language === undefined) {  // in Opera, the language, browserLanguage and userLanguage properties are equivalent
                AddRowToInfo ("Language of the operating system's user interface (browserLanguage)", window.navigator.browserLanguage);
                AddRowToInfo ("Regional and Language settings of the operating system (userLanguage)", window.navigator.userLanguage);
            }
            AddRowToInfo ("Language of the installed operating system (systemLanguage)", window.navigator.systemLanguage);
            AddRowToInfo ("Class of CPU (cpuClass)", window.navigator.cpuClass);
            AddRowToInfo ("Information about the OS and CPU (oscpu)", window.navigator.oscpu);
            AddRowToInfo ("System is online (onLine)", window.navigator.onLine);
        }
    </script>
</head>
<body onload="GetVisitorInfo ();">
    <table id="info" cellpadding="0px" cellspacing="0px" border="1px" style="empty-cells:show;">
        <colgroup>
            <col style="background-color: #e0a0b0;" />
            <col />
        </colgroup>
        <tbody>
        </tbody>
    </table>
</body>