$array1 = 2,1,3 [System.Collections.ArrayList]$array2 = "string1",'string2','string3','string4','string5','string6' foreach($element in $array1){ $my_variable = $array2[0..($element - 1)] Write-Host my_variable contains $my_variable $array2.RemoveRange(0,$element) } 因...
The way to add a new element to an existing array is to use the += operator as shown here. $a += 12 The commands to create an array, get the upper boundary of an array, change an element in an array, and add a new element to an array are shown here with their associated outpu...
30 # $a designates an object[], Length 3, value 10,20,30 $b = $a # $b designates exactly the same array as does $a, not a copy $a[1] = 50 # element 1 (which has a value type) is changed from 20 to 50 $b[1] # $b refers to the same array as $a, so $b[1] ...
You can refer to the elements in an array using an index. Enclose the index number in brackets. Index values start at 0. For example, to display the first element in the $a array, type:PowerShell Copy $a[0] Output Copy 0 To display the third element in the $a array, type:...
As a binary operator, the comma creates an array or appends to the array being created. In expression mode, as a unary operator, the comma creates an array with just one member. Place the comma before the member. PowerShell $myArray=1,2,3$SingleArray= ,1Write-Output(,1) ...
If there are no matches in the collection, comparison operators return an empty array. For example: PowerShell Copy $a = (1, 2) -eq 3 $a.GetType().Name $a.Count Output Copy Object[] 0 There are a few exceptions: The containment and type operators always return a Boolean value...
Then run aSplitmethod against the period character (‘.’) to make it into an array: (Get-MsolDomainVerificationDns –DomainName Contoso.com).label.split(‘.’) We can then easily access the data we need for the TXT record through the first array element and leverage a substring to pull...
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 ...
相反,使用Set-Content,Add-Content和Out-File这几条命令,而不使用重定向,可以有效地规避前面的风险。这三条命令都支持-encoding参数,你可以用它来选择字符集。 创建新驱动器 你可能会惊讶,PowerShell允许你创建新的驱动器。并且不会限制你只创建基于网络的驱动器。你还可以使用驱动器作为你的文件系统中重要目录,...
Includes the specified items. The value of this parameter qualifies thePathparameter. Enter a path element or pattern, such as*.txt. Wildcards are permitted. Type:String[] Position:Named Default value:None Required:False Accept pipeline input:False ...