note nemesdani It is considered polite to let people know if you already received an answer on StackOverflow: [http://stackoverflow.com/questions/10137638/perl-need-a-script-read-two-different-columns-in-two-csv-files-and-output-line]. <br> <br> <c></c> <div class="pmsig"><div class="pmsig-952739"> <br>I'm too lazy to be proud of being impatient. </div></div> 964881 964881