Powershell: Calculate Hashcode from byteArray

psHashcodeFromByteArray.ps1

# Calculate Hashcode from byteArray

function Get-HashcodeFromByteArray {

	[CmdletBinding()]
    Param (
		[Parameter(Mandatory=$true)]
        [byte[]] $byteArray = $(Throw("-byteArray is required")),
        [ValidateSet("sha256","md5")]
        [string]$algorithm=("sha256")
    )
	Process{
		Write-Verbose "Get-HashcodeFromByteArray"
    	$crypto = [System.Security.Cryptography.HashAlgorithm]::Create($algorithm)
    	$hashcode = [BitConverter]::ToString( $crypto.ComputeHash( $bytearray  ) )
		Write-Verbose "Hashcode $hashcode"
		Write-Output $hashcode
	}    
}


[System.Text.Encoding] $enc = [System.Text.Encoding]::UTF8
Write-Output ( Get-HashcodeFromByteArray $enc.GetBytes( "some text to encode" ) | Out-String )