Get-UninstallString.psm1
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function Get-UninstallString { <# .SYNOPSIS Returns Uninstall String for installed applications. .DESCRIPTION Providing just the partial name of an application, the result returned will be the uninstall string from the registry for x86 and/or x64 program installations. .PARAMETER Application Partial name of application for lookup. Asterix not required. .PARAMETER FullDetail Return all details of string lookup. .INPUTS None .OUTPUTS UninstallString object. .NOTES Version: 1.0.0.10 Author: Copyright © 2020 RePass Cloud Pty Ltd (https://repasscloud.com/). All rights reserved. License: Apache-2.0 Creation Date: 2020-07-17 Purpose/Change: Conversion to PowerShell Module. .EXAMPLE Get-UninstallString -Application Firefox .EXAMPLE Get-UninstallString -Application Firefox -FullDetail $true #> param( [Parameter(Mandatory=$true, ValueFromPipeline=$true, ValueFromPipelineByPropertyName=$true, HelpMessage='Name of Application to search for.', Position=0)] [Alias('App')] [String]$Application, [Parameter(Mandatory=$false, ValueFromPipeline=$true, ValueFromPipelineByPropertyName=$true, HelpMessage='Return all properties of application matching Application name.', Position=1)] [ValidateSet($false,$true)] [Alias('Detail')] [bool]$FullDetail=$false ) $Value = '*' + $Application + '*' switch ($FullDetail) { $true { $Path = @( 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall', 'HKLM:\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall' ) [String]$returnObj = Get-ChildItem -Path $Path | Get-ItemProperty | Where-Object {$_.DisplayName -like "${Value}" } | Select-Object -Property * return $returnObj.UninstallString5 } Default { $Path = @( 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall', 'HKLM:\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall' ) $returnObj = Get-ChildItem -Path $Path | Get-ItemProperty | Where-Object {$_.DisplayName -like "${Value}" } | Select-Object -Property UninstallString $returnObj.GetType() return $returnObj } } } |