在上面的示例中,我们定义了一个名为Invoke-FunctionAsParameter的函数,它接受一个名为Function的参数,该参数的类型为ScriptBlock,即一个匿名函数。然后,我们定义了一个名为SayHello的函数,它用于输出"Hello, World!"。最后,我们调用Invoke-FunctionAsParameter函数,并将SayHello函数作为参数传递给它。执行结果将输出"Hello...
powershell - Pass function as a parameter - Stack Overflow 通用方案 function showSrcCode { param( [parameter(Mandatory = $true)] # [scriptblock] $command $command ) Get-Command $command | Select-Object -ExpandProperty ScriptBlock } 1. 2. 3. 4. 5. 6. 7. 8. 9. 调用示例 PS C:\Use...
function Test-ValueFromPipelineByPropertyName{ param( [Parameter(Mandatory, ValueFromPipelineByPropertyName)] [string[]]$ComputerName ) Write-Output -InputObject "Saw that ComputerName was '$ComputerName'" } 然後,使用 ComputerName 屬性來管線對象的示範會是:Power...
Common parameters include parameters such as Verbose and Debug. Start with the Test-MrParameter function that was used in the previous section. PowerShell Copy function Test-MrParameter { param ( $ComputerName ) Write-Output $ComputerName } There are a couple of different ways to see the ...
Write-Host "PowerShell HTTP trigger function processed a request." # Note that ContosoUserPassword is a function app setting, so I can access it as $env:ContosoUserPassword. $UserName = "ContosoUser" $SecuredPassword = ConvertTo-SecureString $Env:ContosoUserPassword -AsPlainText -Force $Credent...
function inc ([parameter(ValueFromPipeline)]$x) {return $x + 1} Write-Host (3 | inc) #输出为:4 五、使用引用 函数参数可使用引用类型,使用引用类型之后便可以在函数中修改外部变量的数值。 在参数前使用[ref]指定使用引用类型。如function f ([ref]$x)。传参时,要求把传入数值转换为引用类型,转换...
function <name> { param ([type]$Parameter1 [,[type]$Parameter2]) <statement list> } You can also define parameters outside the braces without theparamkeyword, as shown in the following sample syntax: Syntax function <name> [([type]$Parameter1[,[type]$Parameter2])] { <statement list>...
功能: Function 脚本: Script 命令: Cmdlet Tips : PowerShell 命令是一个通用术语,通常用于指代 PowerShell 中任何类型的命令,不管是 cmdlet、函数还是别名。 1.在 PS 6 之前 sc 是 Set-Content cmdlet 的别名, 因此若要在 ps6 之前的 PowerShell 版本中运行 sc.exe 命令,必须使用包含文件扩展名 exe的完整...
param ($ComputerName = $(throw "ComputerName parameter is required.")) function CanPing { $Error.Clear() $tmp = Test-Connection $ComputerName -ErrorAction SilentlyContinue if (!$?) {Write-Host "Ping failed: $ComputerName."; return $false} else {Write-Host "Ping succeeded: $ComputerName...
functionGet-MrPSVersion{$PSVersionTable} 运行脚本时,不会发生任何事情。 PowerShell .\Get-MrPSVersion.ps1 如果尝试调用函数,则会生成错误消息。 PowerShell Get-MrPSVersion Output Get-MrPSVersion : The term 'Get-MrPSVersion' is not recognized as the name of a cmdlet, function, script file, or...