Allows to filter or select the elements of the array. The script must evaluate to anything different than: zero (0), empty string, $false or $null for the element to show after the Where(). For more information
Each array element of this variable represents a group of events logged by a different DSC operation, allowing access to more information about the logs. Copy PS C:\> $SeparateDscOperations Count Name Group --- --- --- 48 {1A776B6A-5BAC-11E3-BF... {System.Diagnostics.Eventing....
Change the value of an array element in ForEach loop? Changing contents of a text box multiple times in a powershell form Changing email Categories with PowerShell Changing file time Changing Local Group Policy and Local Security Policy via PowerShell Changing nth character for each item of a ...
Selects objects from indexed collections, such as arrays and hash tables. Array indexes are zero-based, so the first object is indexed as[0]. You can also use negative indexes to get the last values. Hash tables are indexed by key value. ...
TheContextparameter doesn't change the number of objects generated bySelect-String.Select-Stringgenerates oneMatchInfoobject for each match. The context is stored as an array of strings in theContextproperty of the object. When the output of aSelect-Stringcommand is sent down the pipeline to anot...
因此,在你想读取一个长文件的前N行,应当适用Select-Object: PS C:\PowerShell> Get-Content .\info.txt | Select-Object -First 1 First line 1. 使用Select-String可以过滤出文本文件中的信息。下面的命令行会从文件中过滤出包含 third短语的行。 PS C:\PowerShell> Get-Content .\info.txt | Select-...
Select-Xml Finds text in an XML document. Send-MailMessage Sends an e-mail message. Set-Acl Changes the security descriptor of a specified resource, such as a file or a registry key. Set-Alias Creates or changes an alias (alternate name) for a cmdlet or command element. Set-Authenticode...
In this case, we have the following three elements, with each element separated by a semi-colon: Expression={$_.Name}. The data that you want displayed in the column; note that this information must be enclosed in a second set of curly braces. In this example we simply want to display...
One of the big problems we have had in the language has been not knowing whether the following expression was going to return a single element or an array: $x = gps $name We fixed this longstanding problem by masking over the issue allowing elements to be treated as arrays. e.g. ...
A set of PowerShell functions you might use to enhance your own functions and scripts or to facilitate working in the console. Most should work in both Windows PowerShell and PowerShell 7, even cross-platform. Any operating system limitations should be h