New-Variable -Name "counter" -Visibility Public -Value 26 $Counter 26 Get-Variable c* Name Value ---- ----- Culture en-US ConsoleFileName ConfirmPreference High CommandLineParameters {} Counter 26 Set-Variable -
Windows PowerShell 保留几个参数名称,以提供一致的用户体验。 请勿使用这些参数名称:WhatIf、Confirm、Verbose、Debug、Warn、ErrorAction、ErrorVariable、OutVariable和OutBuffer。 此外,保留这些参数名称的以下别名:vb、db、ea、ev、ov和ob。 Name是一个简单的通用参数名称,建议在 cmdlet 中使用。 最好...
Get-Command -Noun Variable 若要取得特定 Cmdlet 的說明,請輸入:PowerShell 複製 Get-Help <cmdlet-name> 展開資料表 Cmdlet 名稱描述 Clear-Variable 刪除變數的值。 Get-Variable 取得目前控制台中的變數。 New-Variable 建立新變數。 Remove-Variable 刪除變數及其值。 Set-Variable 變更變數的值。另...
true -InputObject <System.ServiceProcess.ServiceController[]> Specifies ServiceController objects that represent the services to stop. Enter a variable that contains the objects, or type a command or expression that gets the objects. Required? true Position? 0 Default value None Accept pipeline input...
Previously if an environment variable was multiply specified the last set value would have been used. ssh-keygen -A (generate all default host key types) will no longer generate DSA keys. Security Fixes: adds Mark of the Web (MOTW) to scp/sftp file transfers, when possible. Fixes for ...
使用ls variable:列出当前使用的所有变量,刚启动的PowerShell执行此命令能看到PowerShell的所有自动化变量(一旦打开Powershell就会自动加载的变量) Name Value --- --- $ ? True ^ args {} ConfirmPreference High ConsoleFileName DebugPreference SilentlyContinue Error...
When Microsoft created Windows PowerShell, it was designed to make it easy to create other command-line tools that offer the same consistency and reliability as the tools that shipped as a part of Windows PowerShell. This is in large part because the shell has a single parser for all ...
Clear-HistoryDeletes entries from the command history. Clear-ItemDeletes the contents of an item but does not delete the item. Clear-ItemPropertyDeletes the value of a property but does not delete the property. Clear-VariableDeletes the value of a variable. ...
Write-Warning: The running command stopped because the preference variable "WarningPreference" or common parameter is set to Stop: This is only a test warning.第一个命令显示 $WarningPreference 变量的默认值,即 Continue。 因此,当你编写警告时,将显示警告消息,并继续执行。
To set these options for all remote commands in the current session, set the$PSSessionOptionpreference variable to thePSSessionOptionobject you created. For more information, seeabout_Preference_Variables. To set these options for all remote commands in all PowerShell sessions on the local c...