Powershell practice 4: Batch modify the attributes of an ad account's e-mail

Function: The AAA branch of the group is incorporated into the BBB branch, and scripts are executed to change the mail addresses of all AAA employees from FirstName.LastName@AAA.com to FirstName.LastName@BBB.com.

Use: Export the account of an AAA employee to the text file c: \ name.txt in ad in the following format:

Jackie Chen
Michael Jordan
Yao Ming

...

Source code:

Clsfunction change_mail {
Process {
$ Root = [ADSI] ""
$ Rootdn = $ root. distinguishedname
$ User = [ADSI] ("LDAP: // CN =$ _, ou = aaa," + $ rootdn)
$ Firstname = $ user. givenname
$ Lastname = $ user. Sn
$ User. Put ("mail", $ firstname. $ LastName@BBB.com)
$ User. setinfo ()
}
} Get-content c: \ name.txt | change_mail