#!/usr/local/bin/perl -w use strict; my($newline); my($file) = "d:\\softdev\\Pserver.txt"; my(@lines); my($lines); my($line1); my($line2); open (DAT, "+>>$file") or die "$!"; @lines = ; $line1 = $lines[-1]; $line2 = $lines[-2]; if ($lines[-1] =~ /(\d)/){ $newline = ($1 + 1); print "$newline\n"; $line1 =~s/(\d)/$newline/; print "$line1\n"; print DAT "$line1";} close DAT;