ComputerName Verbose Debug ErrorAction WarningAction InformationAction ErrorVariable WarningVariable InformationVariable OutVariable OutBuffer PipelineVariable WhatIf Confirm 参数验证 尽早验证输入。 如果没有有效输入则无法完成,不允许代码继续执行。 参数变量必须始终指定数据类型。 在下面的示例中,String被指定为Comput...
Join-String Measure-Command Measure-Object New-Alias 新事件 New-Guid New-Object 新建暫時檔案 New-TimeSpan New-Variable Out-File Out-GridView Out-Printer Out-String Read-Host Register-EngineEvent Register-ObjectEvent Remove-Alias Remove-Event ...
Everything you wanted to know about variable substitution in strings - PowerShell | Microsoft Docs 2Variable substitution 2Command substitution 3Command execution 2Format string 3Format values as arrays 2...
Select-String Select-Xml Send-MailMessage Set-Alias Set-Date Set-MarkdownOption Set-PSBreakpoint Set-TraceSource Set-Variable Show-Command Show-Markdown Sort-Object Start-Sleep Tee-Object Test-Json Trace-Command 解锁文件 (Unblock-File)
InformationAction 的有效值為 SilentlyContinue、Stop、Continue、Inquire、Ignore 或 Suspend,預設值為 SilentlyContinue。 針對來自命令的 Write-Host 資料,您可使用 InformationVariable 將字串指定為要儲存的變數名稱。 InformationPreference (新的喜好設定變數) 能指定您在 Windows PowerShell 工作階段中針對資訊串流資料...
Example 5: Search for a string in a Windows event log This example searches for a string in a Windows event log. The variable$_represents the current object in the pipeline. For more information, seeabout_Automatic_Variables. PowerShell ...
You can also provide a secure string as a converted clear-text variable, although this is highly discouraged. For example: PowerShell Uninstall-ADDSDomainController-LocalAdministratorPassword(ConvertTo-SecureString"Password1"-AsPlainText-Force)
In Exchange Server, theCommonParametersInformationVariable and InformationAction don't work. Examples Example 1 PowerShell New-DistributionGroup-Name"Managers"-Type"Security" This example creates a mail-enabled security group named Managers without specifying any members. ...
$key.SetValue("Entry3", "%windir%", "ExpandString") $key.GetValue("Entry3") C:\Windows 1. 2. 3. 4. 5. 6. 7. 小技巧:SetValue()方法只对刚创建的键有效,因为添加新键时,PowerShell会以写权限打开它。但是对于已存在的键使用Get-Item是以只读模式打开,不能在这种情况下使用SetValue()。相...
when you use double quotes-as opposed to single quotes-Windows PowerShell scans the text string for any variables. If it finds any, it substitutes the variable's actual value for the variable's name. Thus, when it executes this code, you can see that the current service name is being di...