Perl:  Introduction

Duration:   3 to 4 days

Participants:   Programmers, technical managers, and system and network administrators.

Objectives:   Upon successful completion of this course you will be able to: -  Use PERL to perform data processing tasks, file and directory management, and some system administration tasks.

Overview:   This course presents the most-widely used capabilities of PERL. The course material includes more than 130 complete programs, including input and output, illustrating the use of PERL.

Prerequisites:   Working knowledge of UNIX, and ability to create and modify a small file.

Format:   Lecture and discussion (50%) with programming exercises (50%).

Topic Outline:   -  Scalar Literals and Variables         string         Numeric         Common operations -  Array Literals and Variables         List arrays         Associative arrays         Common operations -  Control Structures and Related Operators         If         Unless         While         Until         For         Foreach         Last         Next         Redo         Labeled Blocks -  Expression Modifiers         If         Unless         While         Until -  Print and Printf         Print formats -  File Operations         Opening         Reading/Writing          Closing         Stat and Lstat         File Tests          Reading Files Specified as Command Line Arguments -  Directory Operations         Opening         Reading          Closing         Globbing         Hard and soft links -  Functions         Defining and calling subroutines         Use of local variables -  Regular Expressions         Matching         Substitute         Split         Join -  UNIX-Related Operations         Time-related operations         The system() operator         Working with the environment         Use of backquotes         File handles for processes

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