Since you want to show only matches you can specify this in its flags. Doesn't this require the source file to have a comma? on I need to create a new csv file with the different values from the 'ID' column, and I would also like to keep all the rest of the columns the same. Line 9 does a search of the userdata CSV for a matching user name if it finds it it adds the user data for that user to the output if no match is found it adds the user name to the output with NA in both columns. Canadian of Polish descent travel to Poland with Canadian passport. This information is pulled via REST API from graph.microsoft.com and exported to a CSV containing the users UPN. Please understand that this advice is from some9one with deep experience in both PowerShell and VB languages. You can use the ForEach loop to then iterate over each row in the CSV data. On This Day May 1st May Day CelebrationsToday traditionally marked the beginning of summer, being about midway between the spring and summer solstices. I am using two .csv files. Hi Rich, thanks for your help. If you are not off dancing around the maypole, I need to know why. Sorry if I get a little long winded ahead of time but here goes! One .csv is $ReferenceSoftware which is a list of about 500 software titles and then $DifferenceSoftware, which is what each user currently has installed. Does the function return a stream of installed software names, or does it return some sort of object? by Although this works, it can be a bit slow, and on more complex files, I would think it would also be a bit unreliable. I want to compare the two files and export the differences to another .csv file. I know and have worked with many who were not trained in engineering in college but were working as network engineers. I learned PowerShell over a weekend when I'm a systems engineer with 15+ years of enterprise level experience (17yrs but who is counting???). Be sure to change the default language setting to CSV or it will not output as you would expect. CSV 2 - has 2 columns Account Name and Path I now have to compare the Account Names in both CSV files and output the matching Account names and their respective Record ID and Path to a new CSV file. However, I only want the Hashes to be compared and the Paths to be printed. After the import Csv command, can you just run $csv1 and see if the variable has data in it? This topic has been locked by an administrator and is no longer open for commenting. Test what is happening by using the -IncludeEqual parameter: Compare-Object -ReferenceObject (Get-Content .diskcapacity.csv) -DifferenceObject. Browse other questions tagged, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. etc all have their own management solutions). By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Two MacBook Pro with same model number (A1286) but different year, Short story about swapping bodies as a job; the person who hires the main character misuses his body. Asking for help, clarification, or responding to other answers. Happy May Day folks! Hi there, That way only gives you a lot of "warning"s. Foreach into foreach is a bad idea (on that way). We are a current VMw https://dotnet-helpers.com/powershell/compare-two-files-list-differences/. This comparison and output has to be done using MS Powershell. Using an Ohm Meter to test for bonding of a subpanel.