functions/Format-DisplayNames.ps1
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function Format-DisplayNames { <# .SYNOPSIS This function will format display names for all users in the selected OU It will ensure display names are "Firstname Lastname" with correct capitalization It bases this off of the first and last name attributes of the users .NOTES Name: Format-DisplayNames Author: Elliott Marter .EXAMPLE Format-DisplayNames .LINK https://www.powershellgallery.com/profiles/elliottmarter #> [cmdletbinding()] param () # get users in a certain OU $OU = Select-ADOrganizationalUnit -HideNewOUFeature | Select-Object DistinguishedName -ExpandProperty DistinguishedName $Users = Get-ADUser -Filter * -SearchBase $OU # loop through all users found foreach($U in $Users){ # assign variables $firstname = $U.givenname $surname = $U.surname $olddisplayname =$U.name # reassign variables with correct capitalization $firstname = $firstname.substring(0,1).ToUpper() $surname = $surname.substring(0,1).ToUpper()+$surname.substring(1).ToLower() # create the correct displayname $newdisplayname = $firstname + " $surname" # perform the rename action Set-ADUser -Identity $U -DisplayName $newdisplayname Rename-ADObject -Identity $U -NewName $newdisplayname Write-Host "Renamed $olddisplayname to $newdisplayname" -ForegroundColor Green } } |