This is the Table of Contents for my blog entries on learning to program in the language perl.
Each topic is very simplified, so please ask questions in the comment area of each post, so that I may elaborate on areas which need more information or clarity. This will help other readers get more information as well as the questioner and will make the lessons more helpful overall.
| Lesson 1 | Perl script skeleton |
| Lesson 2 | Variables: scalars, arrays, and hashes |
| Lesson 3 | Assigning Values to Scalar Variables |
| Lesson 4 | Array Assignment |
| Lesson 5 | Accessing elements of an array |
| Lesson 6 | Reassigning elements of an array |
| Lesson 7 | Hash Assignment |
| Lesson 8 | Accessing elements of a hash |
| Lesson 9 | Reassigning elements of a hash |
| Lesson 10 | String functions and operators |
| Lesson 11 | Numeric Operators and functions |
| Lesson 12 | Truth and conditional statements |
| Lesson 13 | Loops |
| Lesson 14 | Loop Control |
| Lesson 15 | Array Functions |
| Lesson 16 | Hash Functions |
| Lesson 17 | Sort with arrays and hashes |
| Lesson 18 | User/Command-line input |
| Lesson 19 | Sanity checks and testing |
| Lesson 20 | Files and File handles |
| Lesson 21 | References and multidimensional data structures |
| Lesson 22 | Regular Expressions |
| Lesson 23 | Subroutines or Custom functions |
| Lesson 24 | System Calls |
Checkout the Extras I have added in the comment section of the lessons
- Single and Double Quotes
- Using unless instead of if
- One-liner if statements
- Parsing a tab-delimited file
- Closing filehandles
- How to auto generate the count of nucleotides in a DNA sequence using a hash
- Assignment operators that are handy when dealing with numbers
- Adding elements to a distant nonexistent array index
- Determine the length of an array
Have Fun!! And remember to post any and all questions to the comment section of each lesson. This will make each lesson much better!!!
Thanks!! Sofia
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