在上面的示例中,您可以看到添加了参数之后AllowEmptyString(),程序将接受Empty字符串。同样,当您添加AllowEmptyCollection()参数时,PowerShell将接受数组的空值。 function print_String{ [cmdletbinding()] param( [parameter(Mandatory=$True)] [AllowEmptyCollection()] [string[]]$stringarray ) Write-Output "Writ...
Param( [Parameter(Mandatory=$true)] [AllowNull()] [String] $ComputerName ) AllowEmptyString 验证属性AllowEmptyString 属性允许强制参数的值成为空字符串 ("")。 以下示例声明了一个可以具有空字符串值的 ComputerName 参数。PowerShell 复制 Param( [Parameter(Ma...
[AllowEmptyCollection] [AllowEmptyString] [AllowNull] [ArgumentCompleter] [ArgumentCompletions] [array] [bigint] [bool] [byte] [char] [cimclass] [cimconverter] [ciminstance] [CimSession] [cimtype] [CmdletBinding] [cultureinfo] [datetime] ...
public: property System::String ^ Content { System::String ^ get();voidset(System::String ^ value); }; Property Value String Attributes AllowEmptyStringAttributeAllowNullAttributeParameterAttribute Applies to 產品版本 PowerShell SDK7.2.0, 7.3.0, 7.4.0 ...
function Get-Inventory { [CmdletBinding()] param ( [parameter(Mandatory=$true,ValueFromPipeline=$true)] [string[]]$computername, [parameter(Mandatory=$false)] [alias("PF")] [switch]$pingfirst, [parameter(Mandatory=$true,Position=0)] [AllowEmptyString()] [string]$class ) PROCESS { } } ...
PowerShell 7.5-rc.1 包含下列更新的模組: Microsoft.PowerShell.PSResourceGetv1.1.0-RC2 PSReadLinev2.3.6 Tab 鍵自動完成改善 許多人感謝@ArmaanMcleod和其他人的所有工作,以改善索引標籤完成。 當無法從安全表達式擷取哈希表索引鍵/值時回到類型推斷 (#21184) (感謝 @MartinGC94!) ...
(as I've done) or a full path. This is for security purposes. Additionally, Windows PowerShell does not allow script execution by default, so you must explicitly enable execution if you want to run scripts. You can check the current script execution policy by entering the command "get-...
This is done by using the PowerShell command Read-Host, which will allow us to define the prompt and then accept the input string (what we are prompted to input) into the script. The function will return the output from the Get-WMIObject -Query command to the Export-Csv command so that...
As it stands, my library has custom cmdlets that will allow you to perform quite a bit of common UI automation, but there's no reason why you can't add cmdlets that work with other user controls, such as CheckBox and RadioBox controls. Just don't get too carried away here—complete ...
Install-Module PANSIES -AllowClobber Install-Module PowerLine Import-Module PowerLine NOTE: My PANSIES module for ANSI Escape Sequences is required, and because of how PowerShellGet works, you need to install it separately, as it includes an improved Write-Host (which is faster, and fully ba...