throw如果在沒有表達式的catch區塊中使用 關鍵詞,則會再次擲回目前的 RuntimeException。 如需詳細資訊,請參閱 about_Try_Catch_Finally。 擲回字串 語句中的 throw 選擇性運算式可以是字串,如下列範例所示: PowerShell 複製 throw "This is an error." Output 複製 Exception: This is an error. 擲回其...
throw(New-Object-TypeNameSystem.IO.FileNotFoundException )throw(New-Object-TypeNameSystem.IO.FileNotFoundException-ArgumentList"Could not find path:$path") 藉由使用具類型的例外狀況,您或其他人可以依上一節所述的類型攔截例外狀況。 Write-Error -Exception ...
$PSItem.Exception.Message这是描述异常的一般消息,在进行故障排除时,这是一个很好的起点。 大多数异常都有默认消息,但也可以在引发异常时设置自定义消息。PowerShell 复制 PS> $PSItem.Exception.Message Exception calling "ReadAllText" with "1" argument(s): "The network path was not found."...
实例二:#列出当前Error变量中存储的Exception类型 #当$Error中Exception为null时,不能调用Message,否则会报错。 $Error | where {$_.Exception -ne $null} | foreach {$_.Exception.GetType().fullName} System.Management.Automation.RuntimeException System.Management.Automation.RuntimeException System.Management....
调用System.Management.Automation.Cmdlet.ThrowTerminatingError* 方法时,Windows PowerShell 运行时会永久停止执行管道,并引发 System.Management.Automation.PipelineStoppedException 异常。 任何后续尝试调用 System.Management.Automation.Cmdlet.WriteObject、System.Management.Automation.Cmdlet.WriteError,或者其他几个 API 会...
PS C:\PowerShell> Remove-Item mossfly.com -ErrorAction "Continue"; Write-Host "工作完成" ObjectNotFound: (C:\PowerShell\mossfly.com:String) [Remove-Item], ItemNotFoundException 工作完成 如果将ErrorAction的值设置为默认值Stop,发生错误下面的命令就会终止...
+ CategoryInfo : OperationStopped: (错误:x等于1:String) [], RuntimeException + FullyQualifiedErrorId : 错误:x等于1 示例: $x=1try{if($x-eq1){throw"错误:x等于1"}Write-Host"x = $x"}catch{Write-Host"x不能等于1"} 输出: x不能等于1 ...
powershell exception try-catch 这几天我在学习PowerShell,遇到了一些奇怪的行为。运行以下代码后,其唯一目的是了解异常处理: try { throw [System.IO.FileNotFoundException]::new("Thrown a file not found exception") } catch [System.Management.Automation.RuntimeException] { Write-Output "Entered catch"...
You really shouldn't throw an exception in a cmdlet. Instead, ThrowTerminatingError allows you to stop the execution of the pipeline and provide much more information than you could with an exception.You'll notice in the code for my cmdlets that I use ThrowTerminatingError in BeginProcessing ...
we can bypass that problem and access the driver objects that throw exceptions, because the correct object is still returned, but in that case it just seems like the exception is wrong. iSazonov commentedon Aug 20, 2019 iSazonov iSazonov commentedon Aug 20, 2019 ...