If processNames Is Nothing Then Dim processes As Process() processes = Process.GetProcesses() End If '/ If process names are specified, write the processes to the '/ pipeline to display them or make them available to the next cmdlet. For Each name As String In processNames '...
You can refer to the elements in an array using an index. Enclose the index number in brackets. Index values start at 0. 例如,若要显示 $a 数组中的第一个元素,请键入:PowerShell 复制 $a[0] Output 复制 0 To display the third element in the $a array, type:PowerShell 复制 ...
直接赋值:输入类型和期望类型一致,可以直接交付。 基于语言的类型转换:当目标类型为void,Boolean,String,Array,Hashtable,PSReference(i.e.: [ref]),XmlDocument,Delegate和Enum时,基于语言的类型转换(.NET提供的)开始工作。 Parse 转换:如果目标类型包含了Parse()方法,则采用它。 Static Create 转换:如果目标类型包...
In other words, Windows PowerShell lets you access all the values in an array simply by echoing back the array itself (in this case, $x). You don’t have to set up a For Each loop or a For Next loop; PowerShell takes care of all that for you. Of course, with VBScript you don...
Script level parameters can be accessed in two ways. The first is with the $args variable which is a built-in variable that is auto-populated with an array of objects containing the values passed to the script. --- Begin script foo.ps1 --- Write...
When you use positional parameters, type one or more values after the function name. Positional parameter values are assigned to the$argsarray variable. The value that follows the function name is assigned to the first position in the$argsarray,$args[0]. ...
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Example 3: Invoke a script and pass in variable values from a string PowerShell Copy $StringArray = "MYVAR1='String1'", "MYVAR2='String2'" Invoke-Sqlcmd -Query "SELECT `$(MYVAR1) AS Var1, `$(MYVAR2) AS Var2" -Variable $StringArray Var1 Var2 --- --- String1 String...
[array]::sort($rnd) What is really interesting is that the Sort static method, automatically writes the sorted values back to the array that is contained in the $rnd variable. The commands to create a random array of numbers, display those values, sort the array, and display the sorted ...
The ProgressAction parameter takes one of the ActionPreference enumeration values: SilentlyContinue, Stop, Continue, Inquire, Ignore, Suspend, or Break. The valid values are as follows: Break Enters the debugger at an occurrence of the Write-Progress command. Stop: Doesn't display the progress bar...