public enum EnvironmentPermissionAccess {
   NoAccess = 0x00000000,Read = 0x00000001,Write = 0x00000002,AllAccess = 0x00000003
}

Values of the EnvironmentPermissionAccess enumeration are used with the EnvironmentPermission class to specify the type of access granted to a set of environment variables by an EnvironmentPermission object. Read represents access to read an environment variable, and Write represents access to create, delete, and change an environment variable; Write does not encompass the permission granted by Read. AllAccess represents the combined permissions of both Read and Write.

Hierarchy

System.Object System.ValueType System.Enum(System.IComparable, System.IFormattable, System.IConvertible) EnvironmentPermissionAccess

Passed To

EnvironmentPermission.{AddPathList( ), EnvironmentPermission( ), GetPathList( ), SetPathList( )}