Understanding IEnvironmentVariable: A Guide to Effective Usage and Best Practices

Table of Contents

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IEnvironmentVariable

Declaration

IEnvironmentVariable : IDispatch

Overview

This interface is meant to edit environment variable operation

Properties

String Name - Gets or sets the environment variable’s name

String Value - Gets or sets the environment variable’s content

String InstallOperationType - Gets or sets the behavior of the operation at install time.
Supported values:“CreateOrUpdate”, “CreateOnlyIfNotExists”, “Remove”

Bool RemoveOnUninstall - Gets or sets the option that will make the Windows Installer remove the environment variable when the package is uninstalled

Bool IsSystemVariable - Gets or sets the option that will set the environment variable as a system variable

String UpdateOperationType - Gets or sets the update behavior when the environment variable already exists on the target machine. Supported values: “Replace”, “Append”, “Prepend”

String Separator - Gets or sets the character that will be used as separator for the rest of the value if the environment already exists and UpdateOperationType has value “Append” or“Prepend”

ICompoent Component - Gets or sets the component which will contain the environment variable.

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Understanding IEnvironmentVariable: A Guide to Effective Usage and Best Practices