Description
Environment variable names are case-insensitive. Multiple environment variable names are specified by separating the names using the System.IO.Path.PathSeparator string.
[Note: The level of access to one or more environment variables is specified using the members of the current instance. For example, to specify read permissions for an environment variable, set the System.Security.Permissions.EnvironmentPermissionAttribute.Read property equal to the name of the environment variable. The security information declared by a security attribute is stored in the metadata of the attribute target, and is accessed by the system at runtime. Security attributes are used for declarative security only. For imperative security, use the corresponding ...
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