Cmdlet 會在 ForEach-Object 輸入物件集合中的每個項目上執行作業。 輸入物件可以使用管線傳送至 Cmdlet,或使用 InputObject 參數指定。從Windows PowerShell 3.0 開始,有兩種不同的方法來建構 ForEach-Object 命令。腳本區塊。 您可以使用文稿區塊來指定作業。 在腳本區塊內,使用 $_ 變數來表示目前的物件。...
Powershell foreach-object 与 where-object的区别 foreach-object对列表中每个对象进行操作 where-object将列表中没个对象根据{}内条件筛选后直接输出 例: get-service | foreach-object {if($_.Name -like "B*") {$_}} 作用的等同于 get-service | where-object {$_.name -like "B*"} --- ps:po...
如果你想找出那些类型支持被格式化选项,只须查找.NET中那些类型支持多余的ToString()方法. [appdomain]::currentdomain.getassemblies() |ForEach-Object{ $_.GetExportedTypes() |Where-Object{!$_.IsSubclassof([System.Enum])} } |ForEach-Object{ $Methods=$_.getmethods() |Where-Object{$_.name-eq"tostring...
Get-ChildItem | ForEach-Object { "File length:"+$_.Length}<#Filelength:63Filelength:381Filelength:258Filelength:643Filelength:329Filelength:942Filelength:31Filelength:168Filelength:28Filelength:3635Filelength:1062Filelength:210Filelength:691Filelength:441Filelength:145#> 1. 2. 3. 4. 5. 6. 7. 8. ...
tokenLoopforeach($tokenin$tokens) {if($token.Kind-ne'Function') {continue}$position=$token.Extent.StartLineNumberdo{if(-not$foreach.MoveNext()) {breaktokenLoop }$token=$foreach.Current }until($token.Kind-in@('Generic','Identifier'))$functionPosition= [pscustomobject]@{ Name =$token....
PS>$data='Zero','One','Two','Three'PS>$data|ForEach-Object{'Item: [$PSItem]'} Item: [Zero] Item: [One] Item: [Two] Item: [Three] 002.ForEach循环 foreach($nodein$data) {'Item: [$node]'} 003. ForEach方法 PS>$data.foreach({'Item [$PSItem]'}) ...
PS> $data | ForEach-Object {"Item: [$PSItem]"} Item: [Zero] Item: [One] Item: [Two] Item: [Three] 002.ForEach循环 foreach ( $node in $data ) { "Item: [$node]" } 003. ForEach方法 PS> $data.foreach({"Item [$PSItem]"}) ...
PowerShell 7.0 Preview 3 is now available with a new ForEach-Object Parallel Experimental feature. This feature is a great new tool for parallelizing work, but like any tool, it has its uses and drawbacks. This article describes this new feature, how it works, when to use it and when ...
Activity to invoke the Microsoft.PowerShell.Core\ForEach-Object command in a Workflow. C++Copy publicrefclassForEachObjectsealed:Microsoft::PowerShell::Activities::PSActivity Constructors Expand table ForEachObject() Gets the display name of the command invoked by this activity. ...
$array = 1..5 | ForEach-Object { "ATX-SQL-$PSItem" } 通常,当我们考虑使用管道时,我们会想到典型的 PowerShell 单行命令。 可以通过 foreach() 语句和其他循环来利用管道。 因此,我们可以将项放到管道中,而不是在循环中向数组添加项。PowerShell 复制 ...