PowerShell Deepcopy demo

DeepCopyTest.ps1

# Get original data
$data = @{
	First = 'Justin';
	Last = 'Dearing';
	Resume = @{
		Experience = [HashTable[]]@(
			@{
				StartDate = [DateTime] (Get-Date '2002-03-23');
				EndDate = [DateTime] (Get-Date '2007-05-15');
				Company = 'ACME ISP';
				Title = 'Support Technician';
			};
			@{
				StartDate = [DateTime] (Get-Date '2007-05-16');
				EndDate = [DateTime] (Get-Date)
				Company = 'Innitech';
				Title = 'Developer';
			};
		)
	};
}

Write-Host 
Write-Host $data.GetType().FullName
Write-Host "Shallow Copy"

$dataShallow = $data.Clone();
$dataShallow.Resume.Experience[1].Title = 'Senior Developer';
$data.Resume.Experience |%{ New-Object PSObject -Property $_ }


# Serialize and Deserialize data using BinaryFormatter
$ms = New-Object System.IO.MemoryStream
$bf = New-Object System.Runtime.Serialization.Formatters.Binary.BinaryFormatter
$bf.Serialize($ms, $data)
$ms.Position = 0
$dataDeep = $bf.Deserialize($ms)
$ms.Close()

$dataDeep.Resume.Experience[1].Title = 'Junior Developer';
Write-Host "Deep Copy Original"
$data.Resume.Experience |%{ New-Object PSObject -Property $_ }
Write-Host "Deep Copy"
$dataDeep.Resume.Experience |%{ New-Object PSObject -Property $_ }