Programming in Perl 5 - Pantheon Systems, Inc.

Pantheon Systems, Inc.
The Object Technology Company

Programming in Perl

Duration: 4 days

Class Size: Up to 12 students

Who should attend?
System administrators, web programmers and information processing/reporting professionals.

Prerequisites :

What will you learn?

What Perl is used for and how it is obtained and installed
Perl fundamentals, such as built-in data types and functions, language conveniences, and special features of the Perl language
How regular expressions and file handling are combined to produce strong data parsing/reporting solutions
Hands-on experience using Perl 5 to solve problems

Course Contents

Perl Essentials
Where did Perl come from? What is it used for? What sets it apart from other languages/environments? Basic structure of a Perl program. Downloading and installing. Resources for new Perl programmers.
Built-in Data Types
What are scalars, arrays and hashes? What are they used for? Scalar literals and lists. Scalar versus list context.
Operators and Precedence
What are Operators? Acting on scalars, arrays and hashes. Comparing values. Combining logical and relational expressions to produce boolean expressions.
Control Statements and Subroutines
Looping and conditional execution. Traditional decision statements verus statement modifiers. Structuring code with subroutines. Passing arguments to and from subroutines.
More Perl Details
Special (predefined) variables and their uses. Built-in functions for string processing, mathematics and file processing. Using built-in and "off the shelf" modules.
File Handling
Opening files for input and output. Error handling for file I/O. Built-in files handles for standard input, output, and error reporting.
Regular Expressions and Pattern Matching
Using regular expressions to describe textual patterns. Matching and Substituting patterns. Combining regular expressions with file I/O.
Format Statements
Using format statements to produce pre-formatted output.