Remove Method (Windows Script Host)
Removes an existing environment variable.
Syntax
object.Remove(strName)
Arguments
object
WshEnvironment object.strName
String value indicating the name of the environment variable you want to remove.
Remarks
The Remove method removes environment variables from the following types of environments: PROCESS, USER, SYSTEM, and VOLATILE. Environment variables removed with the Remove method are not removed permanently; they are only removed for the current session.
Legacy Code Example
The following code removes the Process environment variable TestVar.
Dim WshShell, WshEnv
Set WshShell = WScript.CreateObject("WScript.Shell")
Set WshEnv = WshShell.Environment("PROCESS")
WshEnv("TestVar") = "Windows Script Host"
WScript.Echo WshShell.ExpandEnvironmentStrings("The value of the test variable is: '%TestVar%'")
WshEnv.Remove "TestVar"
WScript.Echo WshShell.ExpandEnvironmentStrings("The value of the test variable is: '%TestVar%'")
var WshShell = WScript.CreateObject("WScript.Shell");
var WshEnv = WshShell.Environment("PROCESS");
WshEnv("TestVar") = "Windows Script Host";
WScript.Echo(WshShell.ExpandEnvironmentStrings("The value of the test variable is: '%TestVar%'"));
WshEnv.Remove("TestVar");
WScript.Echo(WshShell.ExpandEnvironmentStrings("The value of the test variable is: '%TestVar%'"));