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Author: alievertz

PowerShell-Add-Registry-Keys.ps1

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+# VARIABLES and ARRAYS
+# Path for Registry Settings
+$PSParentPath = "HKLM:\SOFTWARE\Wow6432Node"
+$PSChildName = "OneZeroOne"
+$PSPath = $PSParentPath + "\"+ $PSChildName
+# Array containing comma-separated lists of key values: ("Name1", "Value1", "Type1"),("Name2", "Value2", "Type2"),("Name3"...)
+# For value types, please see https://docs.microsoft.com/en-us/windows/win32/sysinfo/registry-value-types
+$RegVals = @(
+  ("InstallationDirectory","C:\Program Files\One Zero One\","SZ"),
+  ("Version","1.0.1","SZ"),
+  ("LastUpdateCheck","60240c70","DWORD")
+)
+
+# MAIN
+# Test for the existence of $PSpath
+If ( -not (Test-Path "$PSPath") ) {
+  # $PSPath does not exist, create it
+  New-Item -Path "$PSParentPath" -Name "$PSChildName"
+}
+
+# Loop through array of ("Name", "Value", "Type") lists
+ForEach ($List in $RegVals) {
+  $Name = $List[0]
+  $Value = $List[1]
+  $Type = $List[2]
+  # Test for existence of Name. Will return null if it doesn't exist
+  If ($null -eq (Get-ItemProperty -Path $PSPath).($Name)) {
+    # Name doesn't exist and we should create it
+    New-ItemProperty -Path "$PSPath" -Name "$Name" -Value "$Value" -PropertyType "$Type"
+  }
+  else {
+    # Name exists and we should set it
+    Set-ItemProperty -Path "$PSPath" -Name "$Name" -Value "$Value" -ErrorAction Stop
+  }
+}