try{ NonsenseString } catch {Write-Host"An error occurred:"Write-Host$_} 运行此脚本将返回以下结果: Output An Error occurred: The term 'NonsenseString' is not recognized as the name of a cmdlet, function, script file, or operable program. Check the spelling of the name,...
从PowerShell脚本上的函数获取失败消息,可以通过以下步骤实现: 1. 首先,确保在PowerShell脚本中使用了适当的错误处理机制,例如使用try-catch语句来捕获可能发生的异常。 ...
是指在使用PowerShell编写脚本时,通过Try Catch语句来捕捉和处理异常,并在异常发生时进行重试时遇到的问题。 当在Try块中的代码发生异常时,Catch块会被执行,可以在Catch块中编写相应的处理逻辑。在处理异常时,有时候我们可能需要进行重试操作,以便尝试重新执行失败的代码块,以达到预期的结果。 然而,在Try Catch Power...
PowerShell随笔7 -- Try Catch PowerShell默认的顺序执行命令,即使中间某一句命令出错,也会继续向下执行。 但是,我们的业务有时并非如此,我们希望出现异常情况后进行捕获异常,进行记录日志等操作。 和其他编程语言一样,我们可以使用try catch代码块。 ??? 这好像没区别啊,是的。默认的每个命令都会有一些通用参数。
PowerShell 本身有很多很好的错误控制,但是习惯于.net编程的人员,更喜欢用Try Catch Finally方法,尤其当有一段代码必须被执行到的时候。现在好了,adweigert想出了一个好方法来实现。这个函数已经在多种情况下测试过,希望能对你有帮助。 1functionTry 2{ ...
functionTest-MrErrorHandling{ [CmdletBinding()]param( [Parameter(Mandatory, ValueFromPipeline, ValueFromPipelineByPropertyName)] [string[]]$ComputerName)PROCESS{foreach($Computerin$ComputerName) {try{Test-WSMan-ComputerName$Computer-ErrorActionStop } catch {Write-Warning-Message"Unable to connect to ...
'try', 'catch' 및 'finally' 블록을 사용하여 종료 오류를 처리하는 방법을 설명합니다.
running in parallel, continue to run unless they also encounter a terminating error. The terminating error is written to the error data stream as anErrorRecordwith aFullyQualifiedErrorIdofPSTaskException. Terminating errors can be converted to non-terminating errors using PowerShelltry/catchortrapblock...
about_Try_Catch_Finally about_Types.ps1xml about_Type_Accelerators about_Type_Operators about_Updatable_Help about_Update_Notifications about_Using about_Variables about_Variable_Provider about_While about_Wildcards about_Windows_PowerShell_Compatibility ...
Try, Catch, Finallyis similar to a Trap block. Trap blocks generally catch any errors in the scope of the entire script or function. The beauty ofTry, Catch, Finallyis that it is like a localized Trap for a specific block of commands. This gives you great flexibility in ...