[Environment]::SetEnvironmentVariable('Foo','Bar') update [Environment]::SetEnvironmentVariable('Foo','Tar') delete [Environment]::SetEnvironmentVariable('Foo','') TIPS 添加内容:$Env:Path += ';C:\Tools',在 Windows 中使用 ; 而不是 :。 获取powershell 配置文件位置:$PROFILE获取环境变量 ...
範例:VariablesToExport = @('$MyVariable1', '$MyVariable2', '$MyVariable3') AliasesToExport 類型:String[]@()指定要從此模組導出的別名,以獲得最佳效能,請勿使用通配符,也不會刪除專案,如果沒有要導出的別名,請使用空陣列。 根據預設,不會匯出任何別名。 您可以使用此金鑰來列出模組所匯出...
You can create and update the value of environment variables with the following syntax: PowerShell $Env:<variable-name> ="<new-value>" For example, to create theFooenvironment variable: PowerShell $Env:Foo='An example' Because environment variables are always strings, you can use them like ...
Write-Warning : The running command stopped because the preference variable "WarningPreference" or common parameter is set to Stop: This action can delete data. At line:1 char:1 + Write-Warning -Message $m -WarningAction Stop 此示例将 $WarningPreference 变量更改为 查询 值。 系统会提示用...
If your plan is to create a cmdlet that will always be part of the Windows PowerShell environment, you should use PSCmdlet as your base class. However, if you think that your code will be used in more than just Windows PowerShell, you should use Cmdlet as a base class....
Use Environment.ProcessId in SpecialVariables.PID (#24926) (Thanks @fMichaleczek!) Replace char[] array in CompletionRequiresQuotes with cached SearchValues (#24907) (Thanks @ArmaanMcleod!) Update IndexOfAny calls with invalid path/filename to SearchValues<char> for more efficient char searching...
To find the processor architecture that is being used in the session, use the value of thePROCESSOR_ARCHITECTUREenvironment variable. PowerShell $s=New-PSSession-ComputerNameServer01-ConfigurationNameCustomShellInvoke-Command-Session$s{$Env:PROCESSOR_ARCHITECTURE} ...
how to set the Path environment variable to include an MS-DOS variable without expanding it How to set Write permission for Everyone using Powershell How to Set-Timeout for the Cmdlet "Get-Service" How to solve the "Method invocation failed" error in script? How to spawn a command prompt...
For example, does your computer have an environment variable named username? Hey, how are we supposed to know that? You’d be better off asking Test-Path: Copy Test-Path Env:\username Cool, huh? Test-Path also works with variables, certificates, aliases, and functions. For example: ...
wmic environment where name='PATH' set VariableValue='your_value' PowerShell: powershellCopy Code $env:PATH = 'your_value' 15. 管理用户账户 列出用户账户 WMIC: shellCopy Code wmic useraccount list brief PowerShell: powershellCopy Code Get-CimInstance -ClassName Win32_UserAccount | Select-Object...