By combining and rough-ready Perl language with a graphical user interface (GUI) capabilities Tk toolkit, Perl / Tk makes it easy to write event-based GUI applications quickly - you know what you are doing. Once Learning Perl / Tk to show you how to build GUI with the public-domain's favorite programming language to everyone. This book focuses only on the GUI - it leaves a deep exploration of the Perl language to other books. (Learning Perl is the best of that genre.) Assuming only a basic familiarity with Perl, Learning Perl / Tk show what you need to know to create a graphical front ends for Perl programs. his discussion of each widget that is clear and freely sprinkled with examples. One appendix lists the default values of Tk widget in the form of tables, another spotlight the differences between versions of Perl and Tk for various operating systems.