throw Output Exception: ScriptHalted 如果在没有表达式的catch块中使用throw关键字,它将再次引发当前 RuntimeException。 有关详细信息,请参阅about_Try_Catch_Finally。 引发字符串 throw语句中的可选表达式可以是字符串,如以下示例所示: PowerShell throw"This is an error." ...
我指出这一点,是因为 Write-Error 和其他非终止错误不会触发 catch。忽略异常在这种情况下,捕获错误只是为了抑制它。 这样做时要谨慎,因为它会使故障排除变得非常困难。基本命令语法下面简要概述了 PowerShell 中使用的基本异常处理语法。Throw若要创建自己的异常事件,请使用 throw 关键字引发异常。PowerShell 复制 ...
实例四:#抛出自定义的异常信息(throw) PS C:\Windows\system32> Function Func-Test($a,$b) >> { >> if($b -eq $null) >> { >> #throw "参数b 不能为空!" >> throw "parameter b could not be null" >> } >> "{0}+{1}={2}" -f $a,$b,($a+$b) >> } >> Func-Test -a...
} catch { "An error occurred that could not be resolved." } finally { $wc.Dispose() if (Test-Path $tempPath) { Remove-Item $tempFile } } 另请参阅 about_Break about_Continue about_Scopes about_Throw about_Trap 在GitHub 上与我们协作 可以在 GitHub 上找到此内容的源,还...
A module that uses wildcards to export functions, and at the same time dot sources script files into the module scope, will throw an error during module loading time. Note that if a psm1 file exports functions via wildcard, but it is imported under a manifest (psd1 file) that exports ...
问Powershell:如何正确捕获错误？ErrorAction -Stop与exitEN这样写可以正常打印getdata success 但是如果...
For further information regarding how a cmdlet should determine when to throw a terminating error or non-terminating error, MSDN has a nice explanation here. Update 12/13/2013: Want to know if an error you encountered is terminating or non-terminating? Check to see if the error behavior is ...
$TypeAcceleratorsClass = [psobject].Assembly.GetType( 'System.Management.Automation.TypeAccelerators' ) # Ensure none of the types would clobber an existing type accelerator. # If a type accelerator with the same name exists, throw an exception. $ExistingTypeAccelerators = $TypeAcceleratorsClass::Ge...
It comes with some limitations on how your object may look (Private fields/properties will not be preserved, public properties may not throw an error when set (though the set needs not do anything)). Other than those limitations though it's fairly easy to use. Cheers Fred Anonymous November...
When I do this, then I get a few drivers on my computer that return the same error (MsQuic is just the first one for me). If I say $svcObj=Get-Service-Name$driver.Name-ErrorAction-SilentlyContinue we can bypass that problem and access the driver objects that throw exceptions, because ...