Microsoft Exchange Server 2016 PowerShell Cookbook - Fourth Edition

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Alternatively, we could check Active Directory instead of using the Exchange cmdlet, which is typically faster. To achieve the same result as the previous example, we would run the following command:

Get-ADUser -Filter {mail -like "*"} `-Properties mail, SamAccountName, DisplayName | `? {$_.mail -match "d"} | `FT DisplayName, SamAccountName, mail -Auto

In this example, instead of using Get-Mailbox , we use the Get-ADUser cmdlet to retrieve any Active Directory account that has something on its mail attribute. Then, we check whether the content of this property has a digit in it and, if yes, we print the same user details as before. The reason why we check mail twice is because -Filter does not support the -match operator. ...