how to compare two csv files in powershell without specifying properties

Question

I have two csv files:

ipaddress,port
10.140.11.1,80
10.140.11.2,80

ipaddress,port
10.140.11.1,80
10.140.11.2,8008

The question is how to

Answer 1

The answer by latkin will not work. You will get the following exception:

Compare-Object : Cannot convert System.Management.Automation.PSObject to one of the following types {System.String, System.Management.Automation.ScriptBlock}. At line:8 char:19 + Compare-Object <<<< $file1 $file2 -Property $props1 + CategoryInfo : InvalidArgument: (:) [Compare-Object], NotSupportedException + FullyQualifiedErrorId : DictionaryKeyUnknownType,Microsoft.PowerShell.Commands.CompareObjectCommand

It seems that one cannot pass a variable for -Property. It has to be a comma-seperated list of NoteProperties and it cannot be enclosed in single or double quotes.

I've been looking for a way to do this same thing and I still haven't found a way...