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=$True)] [AllowEmpt
12.3.3 AllowEmptyString 属性 此属性用于script-parameter,以允许将空字符串作为强制参数的参数。 请考虑函数调用Test,它具有以下参数块,调用方式如下: PowerShell param( [parameter(Mandatory =$true)] [AllowEmptyString()] [string]$ComputerName) Test"Red"# $computerName is "Red"Test""# empty string is...
[AllowEmptyCollection] [AllowEmptyString] [AllowNull] [ArgumentCompleter] [ArgumentCompletions] [array] [bigint] [bool] [byte] [char] [cimclass] [cimconverter] [ciminstance] [CimSession] [cimtype] [CmdletBinding] [cultureinfo] [datetime] ...
AllowEmptyString 検証属性AllowEmptyString 属性を使用すると、必須パラメーターの値を空の文字列 ("") にすることができます。 次の例では、空の 文字列値を持つ ComputerName パラメーターを宣言します。PowerShell コピー param( [Parameter(Mandatory)] [AllowEmptyS...
如需變更的完整清單,請參閱 GitHub 存放庫中的CHANGELOG。 如需 .NET 9 的詳細資訊,請參閱 [.NET 9 的新功能][07]。 重大變更 修正Test-Path在使用PathType和日期範圍時的-OlderThan和-NewerThan參數(#20942)(感謝 @ArmaanMcleod!)) 先前,如果-OlderThan一起指定,這個元素會被忽略。
function Get-Inventory { [CmdletBinding()] param ( [parameter(Mandatory=$true,ValueFromPipeline=$true)] [string[]]$computername, [parameter(Mandatory=$false)] [alias("PF")] [switch]$pingfirst, [parameter(Mandatory=$true,Position=0)] [AllowEmptyString()] [string]$class ) PROCESS { } } ...
Allow empty prefix string in Import-Module -Prefix to override default prefix in manifest (#20409) (Thanks @MartinGC94!) Update variable/property assignment completion so it can fallback to type inference (#21134) (Thanks @MartinGC94!) Use Get-Help approach to find about_*.help.txt files...
To allow other users to connect to the local computer, give the userExecutepermissions to the default session configurations on the local computer. The following example opens a property sheet that lets you change the security descriptor of the defaultMicrosoft.PowerShellsession configuration o...
Now, that’s not saying that you can’t get coerce PowerShell into treating those types as enumerators. The GetEnumerator() method can be used to extract the IEnumerable interface on an object and allow you to iterate through it’s pieces. ...
Allow empty prefix string in Import-Module -Prefix to override default prefix in manifest (#20409) (Thanks @MartinGC94!) Update variable/property assignment completion so it can fallback to type inference (#21134) (Thanks @MartinGC94!) Use Get-Help approach to find about_*.help.txt files...