Introduction to Perl
              Science and Technology Support Group
                High Performance Computing
                 Ohio Supercomputer Center
                   1224 Kinnear Road
                 Columbus, OH 43212-1163
                                           Introduction to Perl
              •  Setting the Stage                     •   Functions
              •  Data Types                            •   Exercises 3
              •  Operators                             •   File and Directory Manipulation
              •  Exercises 1                           •   External Processes
              •  Control Structures                    •   References
              •  Basic I/O                             •   Exercises 4
              •  Exercises 2                           •   Some Other Topics of Interest
              •  Regular Expressions                   •   For Further Information
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                                                                                   Introduction to Perl
                                            Setting the Stage
             •   What is Perl?
             •   How to get Perl
             •   Basic Concepts
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                                                                                  Introduction to Perl
                                              What is Perl?
             •   Practical Extraction and Report Language
                  –Or: Pathologically Eclectic Rubbish Lister
             •   Created by Larry Wall
             •   A compiled/interpreted programming language
             •   Combines popular features of the shell, sed, awk and C
             •   Useful for manipulating files, text and processes
                  – Also for sysadmins and CGI
             •   Latest official version is 5.005
                  – Perl4.036 still in widespread use
                  –Use perl -vto see the version
             •   Perl is portable
             •Perlis free!
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                                                                                  Introduction to Perl