PowerShell Script to get all registry keys and values

Below one liner may help to get all registry keys and their values under given path:

Get-Item '' | %{Get-ItemProperty -Path $_.PSPath}

Example registry path : HKLM:\SOFTWARE\7-Zip
Get-Item 'HKLM:\SOFTWARE\7-Zip' | %{Get-ItemProperty -Path $_.PSPath}

Output:
PS C:\> Get-Item 'HKLM:\SOFTWARE\7-Zip' | %{Get-ItemProperty -Path $_.PSPath}

Path         : C:\Program Files\7-Zip\
Path64       : C:\Program Files\7-Zip\
PSPath       : Microsoft.PowerShell.Core\Registry::HKEY_LOCAL_MACHINE\SOFTWARE\7-Zip
PSParentPath : Microsoft.PowerShell.Core\Registry::HKEY_LOCAL_MACHINE\SOFTWARE
PSChildName  : 7-Zip

PSProvider   : Microsoft.PowerShell.Core\Registry