JavaScript Tutorial/Document/Plugin — различия между версиями
Admin (обсуждение | вклад) м (1 версия) |
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Текущая версия на 08:24, 26 мая 2010
Содержание
IE Plugin
<html>
<head>
<script language="Javascript" type = "text/javascript">
<!--
if ((navigator.userAgent.indexOf("MSIE") != -1) &&
(navigator.userAgent.indexOf("Win") != -1)){
document.writeln("<script language="VBscript">");
document.writeln("Function IEPluginDetect(pluginname)");
document.writeln(" on error resume next");
document.writeln(" IEPluginDetect = False");
document.writeln(" IEPluginDetect = IsObject(CreateObject(pluginname))");
document.writeln(" If (err) then");
document.writeln(" IEPluginDetect = False");
document.writeln(" End If");
document.writeln("End Function");
document.writeln("</script>");
}
//-->
</script>
</head>
<body>
<script>
<!--
document.write("<b>Macromedia Flash Plugin: </b>" + IEPluginDetect("ShockwaveFlash.ShockwaveFlash"));
// -->
</script>
</body>
</html>
Plugin
The Plugin object is used to obtain plug-in information from the browser.
The Plugin object contains an array of elements containing the MIME types handled by each plug-in.
Property Description description Refers to a description of the plug-in filename Refers to the filename of a plug-in program length Refers to the number of MIME types supported name Refers to the plug-in name
<html>
<head>
<title> Example of the Plugin object</title>
</head>
<body>
<script language="JavaScript">
<!--
for(i=0; i<navigator.plugins.length; i++){
document.write(navigator.plugins[i].description);
}
-->
</script>
</body>
</html>
Plugin.description
The description property obtains a description of the browser plug-ins.
<html>
<head>
<title> Example of the plugin description property</title>
</head>
<body>
<script language="JavaScript">
<!--
document.write(navigator.plugins[0].description);
-->
</script>
</body>
</html>
Plugin.filename
The filename property gets the path and filename for a plug-in.
<html>
<head>
<title> Example of the plugin filename property</title>
</head>
<body>
<script language="JavaScript">
<!--
document.write(navigator.plugins[0].filename);
-->
</script>
</body>
</html>
Plugin.length
The length property determines the number of MIME data types the plug-in can support.
<html>
<head>
<title> Example of the plugin length property</title>
</head>
<body>
<script language="JavaScript">
<!--
document.write(navigator.plugins.length);
-->
</script>
</body>
</html>
Plugin.name
The name property gets the plug-in"s name.
<html>
<head>
<title> Example of the plugin name property</title>
</head>
<body>
<script language="JavaScript">
<!--
document.write(navigator.plugins[0].name);
-->
</script>
</body>
</html>