Test-WriteError: Line | 7 | Test-WriteError | ~~~ | Bad The $? variable is: False Now the $? variable is: True 為了達到後者的目的,$PSCmdlet.WriteError()應改用 。 若為原生命令 (可執行檔) ,$?則會在 為 0 時$LASTEXITCODE設定為True,當 為任何其他值時$LASTEXITCODE設定為False。 ...
最简单的if语句包含单个命令,不包含任何elseif语句或任何else语句。 以下示例显示了 语句的最简单形式if: PowerShell if($a-gt2) {Write-Host"The value$ais greater than 2."} 在此示例中,如果$a变量大于2,则条件的计算结果为 true,并且语句列表将运行。 但是,如果$a小于或等于2或不是现有变量,则if语句不...
Set-Variable New-Variable Remove-Variable Clear-Variable GetType 描述:获取变量的类型 代码语言:javascript 代码运行次数:0 运行 AI代码解释 PSC:\Users\WeiyiGeek>Get-Help gettype*PSC:\Users\WeiyiGeek>$var=1024;$var.gettype()IsPublic IsSerial Name BaseType---True True Int32 System.ValueType New-Vari...
true -InputObject <System.ServiceProcess.ServiceController[]> Specifies ServiceController objects that represent the services to stop. Enter a variable that contains the objects, or type a command or expression that gets the objects. Required? true Position? 0 Default value None Accept pipeline input...
Windows PowerShell reserves a few parameter names, referred to as Common parameters, which you can't use: WhatIf, Confirm, Verbose, Debug, ErrorAction, ErrorVariable, OutVariable, and OutBuffer. In addition, the following aliases for these parameter names are reserved: vb, db, ea, ev, ov...
键Format-Table:AutoSize将开关参数设置为默认值True。 语句If包含一个条件,即$host.Name必须是 PowerShell 控制台ConsoleHost。 PowerShell $PSDefaultParameterValues=@{"Format-Table:AutoSize"={if($host.Name-eq"ConsoleHost"){$True}} } 如果参数接受脚本块值,请将脚本块括在一组额外的大括号中。...
if ("true" -eq $MyVariable) This forces the right-hand side to be implicitly converted to the data type of the left hand side, which if you recall is possible because the Boolean data type contains a .ToString() method (but you cannot convert in the opposite direction...
$status="standby"$zookeeperNotified=$false$startParams="unknown"functionMock-NotifyZk{Set-Variable-NamezookeeperNotified-Value$true-Scopescript}functionMock-StartService{Set-Variable-NamestartParams-Value$args[1]-Scopescript}Set-Alias-NameTest-PeerWorkMode-ValueMock-TestPeerWorkModeSet-Alias-Name.\tools...
Move .NET method invocation logging to after the needed type conversion is done for method arguments (#25022) Fix share completion with provider and spaces (#19440) (Thanks @MartinGC94!) General Cmdlet Updates and Fixes Exclude -OutVariable assignments within the same CommandAst when inferring ...
The following example shows the $input automatic variable with begin and end keywords. PowerShell Copy function Get-PipelineBeginEnd { begin { "Begin: The input is $input" } end { "End: The input is $input" } } If this function is run using the pipeline, it displays the following ...