Sams teach yourself Perl in 21 days
"In just 21 days, you'll learn all the skills you need to easily write, debug, and run your own Perl scripts. Each day's lesson covers a different aspect of Perl in an easy to understand, step-by-step manner, reinforcing the discussion of techniques and concepts with practical working...
| Main Author: | Lemay, Laura. |
|---|---|
| Other Authors: | EBSCOhost. |
| Format: | eBook |
| Language: | English |
| Published: |
Indianapolis, Ind. :
Sams Pub.,
[1999]
|
| Physical Description: |
1 online resource (xxvi, 680 pages) : illustrations. |
| Subjects: |
Table of Contents:
- How This Book Is Organized
- Conventions Used in This Book
- Getting Started
- What Is Perl and Where Did It Come From?
- Why Learn Perl?
- Getting Started Programming in Perl
- An Example: The Ubiquitous Hello World
- Create Hello World
- Running Hello World
- What to Do if It Doesn't Work
- How Does It Work?
- A Note About Warnings
- Another Example: Echo
- A Third Example: The Cookie Monster
- Going Deeper
- QandA
- Workshop
- Quiz
- Exercises
- Answers
- Quiz Answers
- Exercise Answers
- Working with Strings and Numbers
- Scalar Data and Scalar Variables
- Numbers
- Strings
- Converting Between Numbers and Strings
- Scalar Variables
- Constructing Perl Scripts
- Arithmetic Operators
- Arithmetic and Decimal Precision
- An Example: Converting Fahrenheit to Celsius
- Operators for Tests and Comparisons
- Meaning of Truth
- Equality and Relational Operators
- Logical Operators
- Going Deeper
- Quoting Strings
- Upper- and Lowercase Escapes
- More About Variable Interpolation in Strings
- QandA
- Workshop
- Quiz
- Exercises
- Answers
- Quiz Answers
- Exercise Answers
- More Scalar Data and Operators
- Assignment Operators
- Increment and Decrement Operators
- String Concatenation and Repetition
- Operator Precedence and Associativity
- An Example: Simple Statistics
- Input and Output
- File Handles and Standard Input and Output
- Reading a Line from Standard Input with [STDIN]
- Writing to Standard Output with print
- printf and sprintf.