https://learn.microsoft.com/en-us/dotnet/api/system.directoryservices.protocols.directorycontrolcollection.copyto?view=net-10.0-pp
DirectoryControlCollection.CopyTo(DirectoryControl[], Int32) Method...
The CopyTo(DirectoryControl[], Int32) method copies the entire collection to a one-dimensional array, starting at the specified index of the target array.
method