[Environment]::SetEnvironmentVariable('Foo','Bar') [Environment]::GetEnvironmentVariable('Foo') Output复制 Bar 可以通过为变量的值指定空字符串,使用SetEnvironmentVariable()方法删除环境变量。 例如,若要删除环境变量,请执行以下操作Foo: PowerShell复制 [Environment]::SetEnvironmentVariable('Foo','') [...
Display the values of all environment variables: Get-Childitem -path env: or gci env: | Sort-Object name Display the value of the COMPUTERNAME environment variable: Get-Childitem env:computername This can be made easier if you first Set-Location (cd) to the Env: Drive cd env: Then to ...
PowerShell $Cred=Get-CredentialInvoke-Command$s{Remove-Item.\Test*.ps1-Credential$using:Cred} 範圍using修飾詞是在 PowerShell 3.0 中引進的。 另請參閱 about_Variables about_Environment_Variables about_Functions about_Script_Blocks Start-ThreadJob...
get help for a script that isn't located in a path that's listed in the `$env:Path` environment variable, type the script's path and file name. If you enter the exact name of a help article, `Get-Help` displays the article contents. If you enter a word or word pattern that ...
All:取得所有命令類型。 此參數值相當於Get-Command *。 Application:取得路徑環境變數 ()$env:path所列路徑中的非 PowerShell 檔案,包括.txt、.exe和.dll檔案。 如需Path環境變數的詳細資訊,請參閱about_Environment_Variables。 Cmdlet:取得所有 Cmdlet。
Most people know how easy it is to use Windows PowerShell to retrieve information about environment variables. Want to see all your environment variables and their values? This command should do the trick: Get-ChildItem Env: In turn, you should get back information similar to this extract: ...
Get-Variable Cmdlet Gets the variables in the current console. New-Variable Cmdlet Creates a new variable. Set-Variable Cmdlet Sets the value of a variable. Creates the variable if one with the requested name does not exist. Remove-Variable Cmdlet Deletes a variable and its value. ...
Notes PowerShell includes the following aliases forGet-Variable: All platforms: gv This cmdlet does not manage environment variables. To manage environment variables, you can use the Environment provider. Related Links
执行策略会影响当前计算机上的所有用户。 它存储在 AllUsers配置文件中。 使用PowerShell 管理执行策略 若要获取当前 PowerShell 会话的有效执行策略,请使用Get-ExecutionPolicycmdlet。 以下命令可获取有效的执行策略: PowerShell Get-ExecutionPolicy 若要获取影响当前会话的所有执行策略,并按优先级顺序显示它们,请执行以下...
Windows PowerShell Tip: Automatic Script Writing Using Get-History Windows PowerShell Tip: Creating Formatted HTML Output Windows PowerShell Tip: Creating a Custom Input Box Windows PowerShell Tip: Creating a Graphical Date Picker Windows PowerShell Tip: Creating and Modifying Environment Variables Windo...