有关 PowerShell 常用参数的详细信息,请参阅 about_CommonParameters。 从PowerShell 3.0 开始,可以使用 splatting 和 @Args 来表示命令中的参数。 Splatting 在简单和高级函数上有效。 有关详细信息,请参阅 about_Functions 和about_Splatting。 参数值的类型转换 将字符串作为参数提供给需要不同类型...
function Get-Power ([long]$base, [int]$exponent) { $result = 1 for ($i = 1; $i -le $exponent; ++$i) { $result *= $base } return $result } This function has two parameters, $base and $exponent. It also contains a set of statements that, for non-negative exponent values, ...
请注意最后一个参数不具有任何特殊的指令,并且所有三个参数仍将出现在以逗号分隔的列表 (前两个参数都跟逗号的含义)。 还有您可以指定为参数,您可以阅读有关其他指令的about_functions_advanced_parameters帮助主题。 这是一些重要的 Windows PowerShell 脚本相关概念的迅猛审阅。 我希望您已经学习了一两。 能够生成参...
The function contains two commands. The$PSHelpvariable stores the path to the PowerShell help files.$PSHOMEis the PowerShell installation directory with the subdirectoryen-USthat specifies each*.txtfile in the directory. TheSelect-Stringcommand in the function uses thePathandPatternparameters. ThePa...
When it comes to naming your parameters, use the same name as the default cmdlets for your parameter names whenever possible. PowerShell Copy function Test-MrParameter { param ( $ComputerName ) Write-Output $ComputerName } Why did I use ComputerName and not Computer, ServerName, or Host...
Any script that attempts such a potentially hazardous action should implement two common Windows PowerShell parameters, –Confirm and –WhatIf. Explaining how to do this requires more space than I have here, but would be another great topic for a future column. In the meantime, check out the...
As shown in the previous example, multiple script blocks passed using theProcessparameter get mapped to theBeginandEndparameters. To avoid this mapping, you must provide explicit values for theBeginandEndparameters. PowerShell 1..2|ForEach-Object-Begin$null-Process{'one'}, {'two'}, {'three'...
關鍵詞function 選擇性 (範圍) 您選取的名稱 選擇性) (任意數目的具名參數 一或多個以大括弧括住的 PowerShell 命令{} 如需函式中關鍵詞和動態參數的詳細資訊dynamicparam,請參閱about_Functions_Advanced_Parameters。 輸入處理方法 本節所述的方法稱為輸入處理方法。 對於函式,這三種方法是由begin函式的 、pro...
Shell V2 feature called Splatting. Splatting is two things, it’s a way to get all of the parameters passed to a function automatically (they’re in a variable, $psBoundParameters), and it’s a way to take a list or dictionary of arguments and pass them on to the next function ...
The scriptblock accepts two parameters, the text to split and the current index.$_is bound to the character at the current index. Copy functionSplitWhitespaceInMiddleOfText{param([string]$Text,[int]$Index)if($Index-lt10-or$Index-gt40){return$false}$_-match'\s'}$inputText="Some text ...