#!/usr/local/bin/perl $input = $ARGV[0]; open(thefile,"$input"); @file = ; close thefile; open(newfile,">$input"); $counter = 0; foreach $line(@file) { $counter++; if ($counter != 1) { $line =~ s/\s+$//; $line =~ s/^\s+//; } print newfile "$line"; } close newfile;