+ throw "parameter b could not be null" + ~~~ + CategoryInfo : OperationStopped: (parameter bcould not be null:String) [], RuntimeException +FullyQualifiedErrorId : parameter b could not be null 实例五:#在函数参数中默认值为抛出一个异常,如果没有传入参数的话(throw) PS C:\Windows\system...
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...
Function Test-Func { Trap { "Trap 到异常了.{$_.Exception.Message}" Continue } 1 / $null Get-Process "NoSuchProcess" -ErrorAction Stop Dir MossFly: -ErrorAction Stop } Test-Func PS C:\PowerShell> \test.ps1 Trap 到异常了.{Attempted to divide by zero..Exception.Message} Trap 到异常了...
在PowerShell 中,exit语句设置 变量的值$LASTEXITCODE。 在 Windows Command Shell (cmd.exe) 中,exit 语句设置环境变量的值%ERRORLEVEL%。 任何非数值或超出平台特定范围的参数将转换为 的值0。 脚本范围和点溯源 每个脚本在其自己的范围内运行。 在脚本中创建的函数、变量、别名和驱动器仅存在于脚本范围内。
catch [System.SystemException] {"Base Exception" } 此catch 块处理从 SystemException 类型继承的“找不到命令”错误和其他错误。 如果指定错误类及其派生类之一,请将派生类的 catch 块放在常规类的 catch 块之前。 备注 PowerShell 在 RuntimeException 类型中包装所有异常。 因此,指定错误类型 Sys...
Throw New Exception(String.Format("Failed to save document to{0}. Error code:{1}", outFilePath, err))End If Catch ex As Exception Console.WriteLine("Error:"&ex.Message)Finally swApp.CommandInProgress=False Dim modelTitle As String=model.GetTitle()System.Runtime.InteropServices.Marshal.Release...
throw[<expression>] The expression in thethrowsyntax is optional. When thethrowstatement doesn't appear in acatchblock, and it doesn't include an expression, it generates aScriptHaltederror. PowerShell throw Output Exception: ScriptHalted
A common idiom (in the Bash world, which inspired PowerShell's && and || operators) is to conditionally exit a script when invocation of a command fails, along the lines of: # Assume existence of /somepath and exit, if it doesn't exist. ...
如果当前输入循环是最上面的循环,那么主机将执行SetShouldExit调用。 public override void ExitNestedPrompt() { throw new NotImplementedException("ExitNestedPrompt is not implemented. The script is asking for input, which is a problem since there's no console. Make sure the script can execute without...
(Beginner) Powershell - getting machine names from a text file and run queries, functions and conditions (Exception has been thrown by the target of an invocation ) in powershell [ADSI] Local Groups Users, Users Type, etc ... [ADSI]::Exists [DateTime]::TryParse is not working for me ...