[Parameter( Position = 1, ParameterSetName = "ScriptParameterSet", Mandatory = true)] public ScriptBlock Script { set { script = value; } get { return script; } } ScriptBlock script; SimpleMatch 参数是一个开关参数,指示 cmdlet 是否在提供模式时显式匹配模式。 当用户在命令行(true)...
Return values and the Pipeline When you return a collection from your script block or function, PowerShell automatically unrolls the members and passes them one at a time through the pipeline. This is due to PowerShell's one-at-a-time processing. For more information, seeabout_Pipelines. ...
$SC2 = { param($x, $y) return $x + $y } 脚本块通过Invoke-Command命令运行,语法如下: Invoke-Command -ScriptBlock {<脚本块>} #无参数脚本块的运行 Invoke-Command -ScriptBlock {<脚本块>} -ArgumentList <参数1>, <参数2>, ... #有参数脚本块的运行 运行上述两个脚本块的代码是: Invoke-...
Key { get { return _key; } set { _key = value; } } private string _value = null; /// <summary>the value to store</summary> [Parameter( Mandatory=true, Position=2, ValueFromPipelineByPropertyName=true )] public string Value { get { return _value; } set { _value = value; } ...
Bump actions/github-script from 6 to 7 (#25217) Bump ossf/scorecard-action from 2.4.0 to 2.4.1 (#25216) Bump super-linter/super-linter from 7.2.1 to 7.3.0 (#25215) Bump agrc/create-reminder-action from 1.1.16 to 1.1.17 (#25214) Remove dependabot updates that don't work (#...
catch return value from script in batch file Catching errors and outputting to log file change a cell value in excel using powershell Change Baud Rate or Bits Per Second COM Port X with Powershell Change Cell Color in HTML Table when match a value Change computer name using partial serial ...
ScriptBlock属性可以在不查看文档的情况下显示在当前函数中包含的功能。下例获取当前函数的信息:展开表 PS C:\> $helloFunction.ScriptBlock Write-Host " Hello World from a function in PowerShell." PS C:\> &$helloFunction.ScriptBlock Hello World from a function in PowerShell.上例中使用了调用操作...
Conditionals.The language constructifis used to evaluate a conditional expression. When the conditional expression is true, ascript block is executed. If the conditional expression is other than true -- noted assomething else-- then alternative commands, functions and cmdlets can be executed. ...
scriptblock.static [Book] Find([scriptblock]$Predicate) { [BookList]::Initialize()return[BookList]::Books.Find($Predicate) }# Find every book matching the filtering scriptblock.static [Book[]] FindAll([scriptblock]$Predicate) { [BookList]::Initialize()return[BookList]::Books.FindAll($...
First named scriptblock argument is: One Second named scriptblock argument is: 4 通过此例来分析script 和function的关系。 Script由普通的Function以及其他的逻辑语句(顺序、选择、循环)组成。 对pipeline input进行处理的script语句。其结构为 param(…) ...