Extract The Group Members from Custom Groups

# Custom Group List

$ServerNameGroup = Get-Content C:\temp\Server.txt

# Extract Group Members one by one.

foreach ($ADGroup in $ServerNameGroup){

    # Check If Group Already have member to extract

    If ((Get-ADGroupMember $ADGroup ).length -ne 0){
    Get-ADGroupMember -Identity $ADGroup | select @{Name="ServerNameGroups";expression={$ADGroup}},name,objectClass  |Out-File -Append C:\temp\Gropinfo.csv
    } Else {

    # Add Empty Group in Log.

    "$ADGroup Member Value is Empty" |Out-File -Append C:\temp\Gropinfo.csv

    }
    }