Accordingly, before you edit the registry with PowerShell or any other tool, create a backup or a system restore point. This safety net enables you to restore the system to a previous state if something goes wr
With Ensure set to Absent, ValueName set to an empty string, and Key set to HKLM:\SYSTEM\CurrentControlSet\Control\Session Manager\Environment\MyNewKey, the resource removes the MyNewKey registry key if it exists.With Invoke-DscResourceThis script shows how you can use the Registry resource ...
Adding the keyThis script shows how you can use the resource with the dsc resource commands to ensure the MyNewKey registry key exists.With _ensure set to Present, the resource adds the MyNewKey registry key if it doesn't exist.PowerShell Copy ...
$exists = $false # 遍历注册表项 Get-ChildItem -Path $registryPath | ForEach-Object { $subKey = $_.PSChildName # 判断指定值是否存在 if (Test-Path -Path "$registryPath\$subKey") { $value = Get-ItemProperty -Path "$registryPath\$subKey" -Name $valueName -ErrorAction SilentlyContinue ...
Q:I am having a problem trying to update the registry. I am using the New-ItemProperty cmdlet, but it fails if the registry key does not exist. I added the –Force parameter, but it still does not create the registry key. The error message says that it cannot find the path bec...
We then check to see if the registry key exists. If it does, we create a variable named $swv and set it equal to $null. We then print out another debug message: Copy "Stop" { Write-Debug "Stopping Timer" If(Test-Path -path $path) { $swv = $null Write-Debug "$path was ...
不用想就知道是注册表中有该软件的残留。 打开注册表，进行搜索发现在计算机\HKEY_USERS\S-1-5-21...
-RegistryKey 指定用于注册表条件的键。 展开表 类型: String Position: Named 默认值: None 必需: False 接受管道输入: False 接受通配符: False -RegistryOperator 指定用于注册表条件的运算符。 展开表 类型: VariableOperatorType 接受的值: Exists, NotExists, Equals, NotEquals, Greater, GreaterEqual, Le...
Example 1: Write an error for RegistryKey object PowerShell Get-ChildItem|ForEach-Object{if($_.GetType().ToString()-eq"Microsoft.Win32.RegistryKey") {Write-Error"Invalid object"-ErrorIdB1-TargetObject$_}else{$_} } This command declares a non-terminating error when theGet-ChildItemcmdlet ret...
We then check to see if the registry key exists. If it does, we create a variable named $swv and set it equal to $null. We then print out another debug message: Copy "Stop" { Write-Debug "Stopping Timer" If(Test-Path -path $path) { $swv = $null Write-Debug "$path was ...