Perl Programming Course

Course Description

The Perl Programming course covers the fundamentals of the Perl scripting language. It includes the syntax and structure of Perl 5, safe programming practices and differences between running Perl on Win32 and Linux systems.

Course Objectives

Delegates who complete the Perl Programming course will be able to:

• Write simple to intermediate Perl scripts.
• Use Perl for administering systems.
• Process & transform text data.
• Access databases with Perl.

Intended Audience

The Perl Programming course is intended for programmers and system administrators who want to learn to program in the Perl language.

Course Prerequisites

Previous programming / scripting experience is essential.

Please ensure you meet the prerequisites for the Perl Programming Course before you attend the course. Read the importance of course prerequisites to understand why this is necessary.

Course Contents

Perl Overview

Applications. •  Scripts. •  Interpretation. •  Platforms. •  Invocation. •  Structure. •  Data types & variables. •  Subroutines. •  Modules. •  Expressions. •  Output. •  Blocks.

Scalar Variables & Literals

Literals. •  Assignment. •  Interpolation. •  Scoping. •  Conventions. •  Built-in variables. •  Type conversion. •  Operators. •  Comparisons.

Arrays / Lists

Definition & initialisation. •  Subscripting. •  Slices. •  Sorting. •  Scalar context. •  Properties. •  Array functions. •  Command line arguments.

Subroutines

Definition. •  Parameters (list). •  Prototypes. •  Returning values. •  Calling subroutines.

Control Structures

Selection. •  Iteration. •  No switch / case. •  Terminating loops. •  Labels and goto. •  Error handling.

Regular Expressions

Principles. •  Character classes. •  Anchors. •  Meta-characters. •  Escaping. •  Searching. •  Substitution. •  Splitting text. •  Translation. •  grep & map functions.

File I/O and Here Documents

Handles. •  STDIN and STDOUT. •  Open / Create / Close. •  Reading & writing. •  Binary files - Pack & unpack. •  Here documents •  DATA sections. •  Pipes. •  Redirection. •  Globbing. •  Directories.

Associative Arrays (Hashes)

Syntax. •  Initialisation. •  Access. •  Deleting. •  Traversing. •  Key and value lists. •  Sorting.

Systems Programming

External programs. •  Backticks. •  Processes. •  Environment.

Other Features

Namespaces. •  References. •  Arrays of arrays. •  Useful modules. •  Databases (DBI). •  Win32 COM (ADO etc). •  Modules. •  Debugger.

CGI Overview

Server-side scripting. •  Standard input, output use. •  Security. •  CGI Environment variables. •  Processing forms. •  Maintaining 'state'.

Download the Perl Programming course contents in PDF format for easy printing.

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