当前位置: 首页 > 图文教程 > 网络编程 > Javascript > List the Codec Files on a Computer

Javascript
动态改变图片尺寸（一）
JavaScript＋PHP 应用一：网页制作中双下拉菜单的动态实现
JavaScript + PHP 应用二：网页设计中树形菜单的动态实现
在Javascript中为String对象添加trim,ltrim,rtrim方法
纯JavaScript时钟
网页之定时器详解
为网页添加活动的背景音乐
Javascript Game
实用的检测分辨率的程序代码
【推荐】一个非常漂亮的列表框
绝对精彩：在网页里做类似window右键的弹出式菜单
怎样使网页中的元素可编辑??
JavaScript和Java的区别
怎样编写IE和NN6通用的闪烁(blank)效果
关于如何动态地在同一页面实现两个 < select > 互传 (s1 <==> s2)
ＣＯＯＫＩＥ欺骗
连串英文自动换行的方法
JavaScript中的正则表达式(1)
JavaScript中的正则表达式(2)
JavaScript窗口功能指南之定制新窗口

No. « 1 2 3 4 »

技术文章搜索

关键字

Javascript 中的 List the Codec Files on a Computer

出处:互联网   整理: 软晨网（RuanChen.com）   发布: 2009-09-12   浏览: 55 ::
收藏到网摘: n/a

Description
Uses WMI to return information about all the audio and video codec files installed on a computer. Script Code
复制代码 代码如下:

var wbemFlagReturnImmediately = 0x10;
var wbemFlagForwardOnly = 0x20;
var objWMIService = GetObject("winmgmts:\\\\.\\root\\CIMV2");
var colItems = objWMIService.ExecQuery("SELECT * FROM Win32_CodecFile", "WQL",
wbemFlagReturnImmediately | wbemFlagForwardOnly);
var enumItems = new Enumerator(colItems);
for (; !enumItems.atEnd(); enumItems.moveNext()) {
var objItem = enumItems.item();
WScript.Echo("Access Mask: " + objItem.AccessMask);
WScript.Echo("Archive: " + objItem.Archive);
WScript.Echo("Caption: " + objItem.Caption);
WScript.Echo("Compressed: " + objItem.Compressed);
WScript.Echo("Compression Method: " + objItem.CompressionMethod);
WScript.Echo("Creation Class Name: " + objItem.CreationClassName);
WScript.Echo("Creation Date: " + objItem.CreationDate);
WScript.Echo("CS Creation Class Name: " + objItem.CSCreationClassName);
WScript.Echo("CS Name: " + objItem.CSName);
WScript.Echo("Description: " + objItem.Description);
WScript.Echo("Drive: " + objItem.Drive);
WScript.Echo("Eight Dot Three File Name: " + objItem.EightDotThreeFileName);
WScript.Echo("Encrypted: " + objItem.Encrypted);
WScript.Echo("Encryption Method: " + objItem.EncryptionMethod);
WScript.Echo("Extension: " + objItem.Extension);
WScript.Echo("File Name: " + objItem.FileName);
WScript.Echo("File Size: " + objItem.FileSize);
WScript.Echo("File Type: " + objItem.FileType);
WScript.Echo("FS Creation Class Name: " + objItem.FSCreationClassName);
WScript.Echo("FS Name: " + objItem.FSName);
WScript.Echo("Group: " + objItem.Group);
WScript.Echo("Hidden: " + objItem.Hidden);
WScript.Echo("Install Date: " + objItem.InstallDate);
WScript.Echo("In Use Count: " + objItem.InUseCount);
WScript.Echo("Last Accessed: " + objItem.LastAccessed);
WScript.Echo("Last Modified: " + objItem.LastModified);
WScript.Echo("Manufacturer: " + objItem.Manufacturer);
WScript.Echo("Name: " + objItem.Name);
WScript.Echo("Path: " + objItem.Path);
WScript.Echo("Readable: " + objItem.Readable);
WScript.Echo("Status: " + objItem.Status);
WScript.Echo("System: " + objItem.System);
WScript.Echo("Version: " + objItem.Version);
WScript.Echo("Writeable: " + objItem.Writeable);
WScript.Echo();
}