$array=1..6if($array-contains3) {# do something} 這是查看集合是否包含您值的慣用方式。 每次使用Where-Object(或-eq)遍歷整個清單,速度會明顯變慢。 變化: -contains不區分大小寫的比對 -icontains不區分大小寫的比對 -ccontains區分大小寫的匹配 ...
It will return // one object. if (script != null) { WriteDebug("Executing script block."); Collection<PSObject> psObjects = script.Invoke( line, simpleMatch, caseSensitive ); foreach (PSObject psObject in psObjects) { if (LanguagePrimitives.IsTrue(psObject)) { result = new MatchI...
PowerShell 複製 if ( $array.count -gt 0 ) { "Array isn't empty" } 還有一個陷阱可以注意這裡。 即使您有單一物件,也可以使用 count ,除非該物件是 PSCustomObject。 這是 PowerShell 6.1 中修正的錯誤。這是好消息,但很多人仍然在5.1,需要注意它。PowerShell 複製 ...
-eq: This is the equality operator in PowerShell. It checks if the left-hand side (each element in $array) is equal to the right-hand side ($element). TheifCondition: The if statement evaluates the output of the Where-Object cmdlet. If Where-Object finds any elements in $array that ...
$dates = 10 # The integer is converted to a DateTime object. $dates Output 複製 Monday, January 1, 0001 00:00:00 在命令和表達式中使用變數 若要在命令或表達式中使用變數,請輸入變數名稱,前面加上貨幣 ($) 符號。 如果變數名稱和貨幣符號未以引弧括住,或以雙引號括住 (") 標記,變數的值就...
What we’ve done here is tack on the –pathType parameter and assign the parameter the value container. That means that we want to know if the specified object (C:\Scripts\Archive) is a container: that is, is it capable of containing other objects. (Needless to say, a folder is capab...
ObjectModel.Collection<ChoiceDescription> choices, int defaultChoice) { throw new NotImplementedException("PromptForChoice is not implemented. The script is asking for input, which is a problem since there's no console. Make sure the script can execute without prompting the user for input."); ...
Sorting an array in VBScript is an … interesting … experience, to say the least. Here’s how you can sort an array in Windows PowerShell:Copy $arrColors = $arrColors | Sort-Object You can see what’s going on here: we’re taking our array ($arrColors) and “piping” it to ...
object_id "@$command=$connection.CreateCommand()$command.CommandText =$query$result=$command.ExecuteReader()if($result.Read()){$currentSizeMB=$result.GetValue(0)$currentRows=$result.GetValue(1)$result.Close()return@{TotalSizeMB =$currentSizeMBTotalRows =$current...
Optimize the += operation for a collection when it's an object array (#23901) (Thanks @jborean93!) Allow redirecting to a variable as experimental feature PSRedirectToVariable (#20381) General Cmdlet Updates and Fixes Change type of LineNumber to ulong in Select-String (#24075) (Thanks ...