#> function TestDefaultValue { param( [PSDefaultValue(Help='Current directory')] [string]$Name = $PWD.Path ) $Name } 使用Get-Help 查看預設值資訊。 PowerShell 複製 Get-Help TestDefaultValue -Parameter Name Output 複製 -Name <String> Required? false Position? 1 Default valu...
function Test-MrParameterValidation { [CmdletBinding()] param ( [Parameter(Mandatory)] [string]$ComputerName ) Write-Output $ComputerName } Now that the ComputerName is required, if one isn't specified, the function prompts for one. PowerShell Copy Test-MrParameterValidation Output Copy cm...
If a function parameter accepts pipeline input, and aprocessblock isn't defined, record-by-record processing fails. In this case, your function only executes once, regardless of the input. end Use this block to provide optional one-time post-processing for the function. ...
It serves no function. The syntax was added in PowerShell 5.1 but the supporting code was never implemented. The syntax is still accepted for backward compatibility. Specifies the path to the assembly DLL file or a .NET assembly name. The Assembly parameter was introduced in PowerShell 5.0. ...
Parameter Required This setting indicates whether the parameter is mandatory, that is, whether all commands that use this cmdlet must include this parameter. When the value isTrueand the parameter is missing from the command, PowerShell prompts you for a value for the parameter. ...
param ($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...
It serves no function. The syntax was added in PowerShell 5.1 but the supporting code was never implemented. The syntax is still accepted for backward compatibility. Specifies the path to the assembly DLL file or a .NET assembly name. The Assembly parameter was introduced in PowerShell 5.0. ...
-identity 参数的详细信息。例如,Required等于 True,这表示 -identity 参数是 Get-SPSite cmdlet 的强制参数。不过,Position 值 1,表示如果紧接 Get-SPSite cmdlet 后放置网站集的 URL,则不必使用 -identity 参数因为 URL 将被作为网站集的标识 (URL) 进行读取,其中将显示个人管理路径下存在的网站集的所有...
.PARAMETERFilterThe string that will be used as afilter. Wildcard characters are allowed. .PARAMETER ListAllSwitchparameter,ifthis parameter is used nofilteris required and all ComObjects are returned .EXAMPLE Get-ComObject -Filter*Application ...
In AWS.Tools this parameter is simply passed to the service to specify how many items should be returned by each service call. Pipe the output of this cmdlet into Select-Object -First to terminate retrieving data pages early and control the number of items returned. Required? False Position...