: "The given key 'nosuchkey' was not present in the dictionary."成員存取列舉從PowerShell 3.0 開始,當您使用成員存取運算符存取清單集合上不存在的成員時,PowerShell 會自動列舉集合中的專案,並嘗試存取每個專案上的指定成員。 如需詳細資訊,請參閱 about_Member-Access_Enumeration。
Add a carriage return in a .csv file Add a Property to an Array that Adds a Range of IPs Add a URL rewrite condition on IIS using Powershell Add Array Items to Listbox Add blank column to csv with no header? Add column to text file Add columns to PowerShell array and write the re...
Pipeline input is received one item at a time, similar to how items are handled in aforeachloop. Aprocessblock is required to process each item if your function accepts an array as input. If your function only accepts a single value as input, aprocessblock isn't necessary but is recommen...
In the code that follows, I create an array of strings with a mixture of upper case and lowercase items in the array. I then pipe the strings to the Sort-Object cmdlet prior to piping the results to the Get-Unique cmdlet to sort the strings. Next, I pipe the strings to the Sort-Ob...
construct a unique display for each set of output. When entered into a script, however, both commands ran in the same pipeline. The Windows PowerShell formatting system isn’t sophisticated enough to construct the same unique output for two different sets of results. Try running this in the ...
It can also select unique objects from an array of objects or it can select a specified number of objects from the beginning or end of an array of objects. Sort-Object Sorts objects by property values. Tee-Object Saves command output in a file or variable and displays it in the console....
In Exchange Server 2010, this example updates a mailbox database so that all client connections for mailboxes on the database come through the Client Access server or Client Access server array. You can also use this command to change the Client Access server or Client Access server array thr...
Behind the scenes .NET is duplicating the entire array in memory, adding the new item, and deleting the old copy in memory. Here is the more efficient way to do the same thing: 复制 $MyReport = ForEach ($Item in $Items) { # Fancy script processing here $Item ...
file$computerNames=Get-Content-Path$InputFilePath# Define an array to store results$results= @()foreach($computerin$computerNames){Write-Output"==="Write-Output"A Computer was found named:$computer"$PC=$computer.Trim('"')# Find a matching device in Intune based on computer nameWri...
If you are assigning the results of that pipeline to a variable, you will get $null, 1 item or an array of items respectively. Sometimes, you won't care about the different types returned, but at other times, you'll actually prefer to force the results to always be an array. In ...