added HideFileExtension example

ManagementExtension-Samples/HideFileExt.ps1

@@ -0,0 +1,59 @@
+<#
+Version: 1.1
+Author: Oliver Kieselbach
+Script: HideFileExt.ps1
+
+Description:
+Intune Management Extension - PowerShell script template with logging,
+error codes, standard error output handling and x64 PowerShell execution.
+
+Release notes:
+Version 1.0: Original published version. 
+Version 1.1: Added standard error output handling. 
+
+The script is provided "AS IS" with no warranties.
+#>
+
+$exitCode = 0
+
+if (![System.Environment]::Is64BitProcess)
+{
+     # start new PowerShell as x64 bit process, wait for it and gather exit code and standard error output
+    $sysNativePowerShell = "$($PSHOME.ToLower().Replace("syswow64", "sysnative"))\powershell.exe"
+
+    $pinfo = New-Object System.Diagnostics.ProcessStartInfo
+    $pinfo.FileName = $sysNativePowerShell
+    $pinfo.Arguments = "-ex bypass -file `"$PSCommandPath`""
+    $pinfo.RedirectStandardError = $true
+    $pinfo.RedirectStandardOutput = $true
+    $pinfo.CreateNoWindow = $true
+    $pinfo.UseShellExecute = $false
+    $p = New-Object System.Diagnostics.Process
+    $p.StartInfo = $pinfo
+    $p.Start() | Out-Null
+
+    $exitCode = $p.ExitCode
+
+    $stderr = $p.StandardError.ReadToEnd()
+
+    if ($stderr) { Write-Error -Message $stderr }
+}
+else
+{
+    # start logging to TEMP in file "scriptname".log
+    Start-Transcript -Path "$env:TEMP\$($(Split-Path $PSCommandPath -Leaf).ToLower().Replace(".ps1",".log"))" | Out-Null
+
+    try
+    {
+        Set-ItemProperty -Path HKCU:\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced -Name HideFileExt -Value 0 -ErrorAction Stop
+    }
+    catch
+    {   
+        Write-Error -Message "Could not write regsitry value" -Category OperationStopped
+        $exitCode = -1
+    }
+
+    Stop-Transcript | Out-Null
+}
+
+exit $exitCode