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Do not change the value of classid unless you are familiar with how it is used. The element contains the public interface, which lists all properties and methods exposed by the component. 18 Introduction Each property is contained in a element. The name of the property is set using a name attribute. The element's body contains if the property can be written to and/or if the property can be read: Any methods exposed by the component are defined by the element.

Shell") WScript. Echo _ objShell. ExpandEnvironmentStrings("Your temp directory is %TEMP%") Discussion Environment variables are information stored by the Wmdows operating system. You can enumerate and create environment variables currently by executing the Set command from the command prompt. You can read their values using the Shell object's ExpandEnvironmentVariables method. ExpandEnvironmentStrings(strString) Any strings in the strString argument that are enclosed between percent symbols (%) will be expanded with the corresponding environment variable value.

If the internalName attributes had been omitted, a get_Color and put_Color function would have been used. If you want to expose a variable as a property for read/write access through the component without any corresponding get_ or put_ function, add a element with a name attribute but no body: This line would expose a property called Age that would make a script variable of the same name accessible. This needs less code, because it doesn't ~equire any get or put functions, but you cannot perform any of the validation or calculations you could if you used the corresponding get and put functions.