if($array.IndexOf($element)-ne-1){ Write-Host"The array contains the '$element'." }else{ Write-Host"The array does not contain the '$element'." } OUTPUT 1 2 3 Thearraycontainsthe'PHP'. So here, theIndexOf()method takes a value and returns its index in the$array; it returns-...
-in 運算子-in就像運算子一樣,-contains但集合位於右側。 PowerShell $array=1..6if(3-in$array) {# do something} 變化: -in不區分大小寫的比對 -iin不區分大小寫的比對 -cin區分大小寫的比對 -notin不區分大小寫不相符 -inotin不區分大小寫不相符 ...
If you’re an old hand at VBScript then you’ve come to look upon arrays with a certain feeling of dread. Why? Well, for one thing, you can’t just echo back the value of any array; that’s going to result in a “type mismatch” error. For example, take a look at the followin...
$myarray = [System.Collections.ArrayList]::new() [void]$myArray.Add('Value') 我们正在调用 .NET 以获取此类型。 在本例中,我们将使用默认构造函数来创建它。 然后调用 Add 方法向其中添加项。我在行首使用 [void] 是为了禁用返回代码。 某些 .NET 调用会这么做,并可能会产生意外输出。如果数组中的唯一...
讓ConvertTo-Json 將 [AutomationNull]::Value 和 [NullString]::Value 視為 $null (#10957) 從ipv6 位址移除括弧以進行 SSH 遠端處理 (#10968) 修正當傳送至 pwsh 的命令只是空白時所造成的損毀 (#10977) 已新增跨平台的 Get-Clipboard 和 Set-Clipboard (#10340) ...
Adding a new element to an existing array If I want to add an element to an existing array, it might make sense to choose the next index number, and attempt to assign a value in the same way that I change an existing value. When I do this, however, Windows PowerShell generates an ...
When running your PowerShell functions locally, you need to add the setting"FUNCTIONS_WORKER_RUNTIME_VERSION" : "7.4"to theValuesarray in the local.setting.json file in the project root. When running locally on PowerShell 7.4, your local.settings.json file looks like the following example: ...
Return Array.Empty instead of collection [] (#25137) (Thanks @ArmaanMcleod!) Tools Check GH token availability for Get-Changelog (#25133) Tests Add XUnit test for HandleDoubleAndSingleQuote in CompletionHelpers class (#25181) (Thanks @ArmaanMcleod!) Build and Packaging Improvements Switch to...
Incidentally, you can determine the number of items in an array simply by echoing back the value of theCountproperty, like so: $a.Count Oh, one more thing: what if you to get rid ofallthe items in the array? Here’s one thought; call theClearmethod: ...
If the InformationAction parameter is used, its value overrides the value of the $InformationPreference variable. Write-Information was introduced in PowerShell 5.0. The $InformationPreference variable takes one of the ActionPreference enumeration values: SilentlyContinue, Stop, Continue, Inquire, I...