# PowerShell反射r'\.\s*(Start-Sleep|Write-Host|Write-Output)',# PowerShell内置命令r'(Get-|Set-|Remove-|Invoke-|New-)',# PowerShell命令动词r'-(Verbose|Debug|ErrorAction|WarningAction)',# PowerShell参数r'\[(Ref|PS(Custom)?Object|Object\[\])\]',# 类型声明,如 [Ref], [PSObject...
functionTest-MrErrorHandling{ [CmdletBinding()]param( [Parameter(Mandatory, ValueFromPipeline, ValueFromPipelineByPropertyName)] [string[]]$ComputerName)process{foreach($Computerin$ComputerName) {try{Test-WSMan-ComputerName$Computer} catch {Write-Warning-Message"Unable to connect to Computer:$Computer...
Error message: $_") } PrintSuccess "Connected to Remote Exchange Shell" try { $sessLync = New-PSSession -Credential $credLync -ConnectionURI "https://$strLyncFQDN/OcsPowershell" -AllowRedirection -WarningAction SilentlyContinue } catch { CleanupAndFail("Failed to connect to Lync. Please check...
在PowerShell中,Switch语句用于根据不同的条件执行不同的代码块。然而,Switch语句默认情况下不支持Try/Catch块。但是,我们可以通过使用Trap关键字来实现类似的功能。 Tr...
Catch error from Invoke-RestMethod catch return value from script in batch file Catching errors and outputting to log file change a cell value in excel using powershell Change Baud Rate or Bits Per Second COM Port X with Powershell Change Cell Color in HTML Table when match a value Change ...
Note the use of the try/catch statements, in order to add more information in case an error occurs. In this case I'm using WriteError instead of ThrowTerminatingError; this is because I don't need to stop the pipeline in case of a bad write....
似乎所有的条件语句都使用if...else...，它的作用可以简单地概括为非此即彼，满足条件A则执行A的语句，否则执行B语句，python的if...else...功能更加强大，在if和else之间添加数个elif,有更多的条件选择，其表达式如下:
($Type.FullName)'" 'Accelerator already exists.' ) -join ' - ' throw [System.Management.Automation.ErrorRecord]::new( [System.InvalidOperationException]::new($Message), 'TypeAcceleratorAlreadyExists', [System.Management.Automation.ErrorCategory]::InvalidOperation, $Type.FullName ) } } # Add ...
$errorActionPreference="stop";try{ cmd/c nosuchexe }catch{'dang!'} Actual ISE behavior (expected) dang! Native commands writing tostderrwhile$errorActionPreference="stop"generate a catchableNativeCommandErrorwhich encapsulates the original error message in aErrorRecord. It is easy to capture, ana...
Windows PowerShell Latest Discussions Most RecentNewest TopicsMost ViewedMost RepliesMost LikesNo Replies YetNo Solutions YetSolutions Tagged: Tag Start a Discussion Resources Tags Share Top Contributors