有关Using: 作用域修饰符的详细信息,请参阅 about_Remote_Variables。 以下示例表明,Using: 作用域修饰符使 $a 顶级工作流变量的值可用于 inlinescript 脚本块中的命令。 PowerShell 复制 workflow Test-Workflow { $a = 3 ## Without $Using, the $a workflow var
... Get-Command [[-Name] <System.String[]>] [[-ArgumentList] <System.Object[]>] [-All] [-CommandType {Alias | Function | Filter | Cmdlet | ExternalScript | Application | Script | Workflow | Configuration | All}] [-FullyQualifiedModule <Microsoft.PowerShell.Commands.ModuleSpecification[]...
PowerShell includes the following aliases forClear-Variable: All platforms: clv To delete a variable, along with its value, useRemove-VariableorRemove-Item. This cmdlet does not delete the values of variables that are set as constants or owned by the system, even if you use theForceparameter...
PowerShell $Cred=Get-CredentialInvoke-Command$s{Remove-Item.\Test*.ps1-Credential$using:Cred} 範圍using修飾詞是在 PowerShell 3.0 中引進的。 另請參閱 about_Variables about_Environment_Variables about_Functions about_Script_Blocks Start-ThreadJob...
{Write-Error"You must set the following environment variables"Write-Error"to test this script interactively."Write-Host'$Env:BUILD_SOURCESDIRECTORY - For example, enter something like:'Write-Host'$Env:BUILD_SOURCESDIRECTORY = "C:\code\Fabrikam\HelloWorld"'Write-Host'$Env:BUILD_BUILDNUMBER - For...
d+\.\d+\.\d+" # If not running on a build server, remind user to set environment variables for debugging if(-not ($Env:BUILD_SOURCESDIRECTORY -and $Env:BUILD_BUILDNUMBER)) { Write-Error "You must set the following environment variables" Write-Error "to test this script interactively....
Microsoft.PowerShell.Management模組已新增 Clear-RecycleBin Cmdlet,其可清空固定磁碟機的資源回收筒,包含外部磁碟機。 由於此 Cmdlet 的 ConfirmImpact 屬性設定為 ConfirmImpact.High,因此預設會提示您確認 Clear-RecycleBin 命令。 新的New-TemporaryFile Cmdlet 可讓您在進行指令碼處理時建立暫存檔案。 新的暫存檔...
This function will return all variables not defined by PowerShell or by this function itself. The default is to return all user-created variables from the global scope, but you can also specify a scope such as script, local, or a number 0 through 5....
Each script runs in its own scope. The functions, variables, aliases, and drives that are created in the script exist only in the script scope. You cannot access these items or their values in the scope in which the script runs.
You can exert a limited amount of control over Windows PowerShell logging by using the variables listed in the following article: about Eventlogs - PowerShell | Microsoft Learn You cannot specifically target a particular event ID though.