Negative numbers count from the end of the array. For example, -1 refers to the last element of the array. To display the last three elements of the array, in index ascending order, type:PowerShell Copy $a = 0
These operators tell whether a set includes a certain element. -contains returns True when the right-hand side (scalar-object) matches one of the elements in the set. -notcontains returns False instead. Examples: PowerShell Copy "abc", "def" -contains "def" # Output: True "abc", "def...
Add a Property to an Array that Adds a Range of IPs Add a URL rewrite condition on IIS using Powershell Add Array Items to Listbox Add blank column to csv with no header? Add column to text file Add columns to PowerShell array and write the result to a table Add computer to AD gr...
When an object isn't an indexed collection, using the index operator to access the first element returns the object itself. Index values beyond the first element return$null. PowerShell PS> (2)[0]2PS> (2)[-1]2PS> (2)[1]-eq$nullTrue PS> (2)[0,0]-eq$nullTrue ...
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,...
Creates or changes an alias (alternate name) for a cmdlet or command element. Get-AuthenticodeSignature Gets information about the Authenticode signature in a file. Set-AuthenticodeSignature Adds an Authenticode signature to a Windows PowerShell script or other file. Get-ChildItem Gets the items and...
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...
Set-AliasCreates or changes an alias (alternate name) for a cmdlet or other command element in the current Windows PSSession. Set-AppLockerPolicySets the AppLocker policy for the specified Group Policy object (GPO). Set-AuthenticodeSignatureAdds an Authenticode signature to a Windows PowerShell scr...
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 ...
The problem comes with the values I have in my array that is in the$dvariable. In Windows PowerShell, if I add 5 to my$dvariable, I end up actually adding the value as another element in the array. This is shown here: PS C:\> $d + 5 ...