function Start-Something { throw "Bad thing happened" } 这会创建一个属于终止错误的运行时异常。 它由调用函数中的 catch 进行处理,或者退出脚本,并显示如下消息:PowerShell 复制 PS> Start-Something Bad thing happened At line:1 char:1 + throw "Bad thing happened" + ~~~ + CategoryInfo : Operati...
\data\file.txt" # define the environment variable $Function:F = { param ($a, $b) "Hello there, $a, $b" } F 10 "red" # define and invoke a function function Demo { "Hi there from inside Demo" } $Alias:A = "Demo" # create alias for function Demo A # invoke function Demo...
The following example shows how to callPush-OutputBindingin your function script: PowerShell param($MyFirstInputBinding,$MySecondInputBinding)Push-OutputBinding-NamemyQueue-Value$myValue You can also pass in a value for a specific binding through the pipeline. ...
Call function with parameters invoke -command powershell call method from .Net class library using powershell Call Remote Invoke-Command and Not Wait? Call variable outside function Calling 'Get-Counter' remotely throws error 'Unable to connect to the specified computer or the computer is offline'...
The call operator executes strings and script blocks in a child scope. For more information, see about_Operators. For example, use the following command to run the function named Map that's hidden by an alias named Map. & (Get-Command -Name Map -CommandType Function) or & (dir Function:...
function Get-PowerShellProcess { Get-Process pwsh } Once a function is defined, you can use it like the built-in cmdlets. For example, to call the newly defined Get-PowerShellProcess function: PowerShell Copy Get-PowerShellProcess Output Copy NPM(K) PM(M) WS(M) CPU(s) Id SI ...
inside function: WangLei PS C:\> Write-Host "outside function: $name" outside function: LiMing新创建的变量会在当前作用域中覆盖之前传递的参数,原参数值不变,为改变传递到函数中的参数值,可以使用Get-Variable和Set-Variable在复杂的作用域间更改变量值。下例创建的函数用来交换两个变量值:展开...
CALL FUNCTION 'GUI_HAS_OBJECTS' EXPORTING object_model = 'ACTX' IMPORTING return = hasactivex EXCEPTIONS invalid_object_model = 1 OTHERS = 2. CHECK sy-subrc = 0 AND hasactivex = 'X'. ev_result = 1. ENDMETHOD. METHOD LoadFileFromMime."--- DATA: lr_mr_api TYPE REF TO if_mr_api...
Thus [ref] gets a reference to the copy, and this copy is not visible inside the function f().Without GetNewClosure, the script block ends up changing the value of the variable in the nearest scope, which happens to be in g():
If you are inside a function when you call the Step-Out cmdlet, the debugger will exit the function and step to the statement immediately following the function call; from there the script will continue to run until the next breakpoint is encountered....