Basic Pascal Tutorial

Overview

Tao Yue has written an excellent Pascal overview and tutorial and generously agreed to let it be wiki'ized and posted on the Lazarus-ccr provided that:

• Our posting is linked to the original tutorial at: http://www.taoyue.com/tutorials/pascal/
• It's made clear that the pages may have been modified from the originals.

Please contact the author and obtain permission before reposting the parts written by Tao Yue in other places than this wiki.

The tutorial can be found here: Object Pascal Tutorial by Tao Yue or in the table of contents below

Contents

• Introduction
• History of Pascal
• Pascal Compilers
• Hello, world
• 1. Basics
  • Program Structure
  • Identifiers
  • Constants
  • Variables and Data Types
  • Assignment and Operations
  • Standard Functions
  • Punctuation and Indentation
  • Programming Assignment
  • Solution
• 2. Input/Output
  • Input
  • Output
  • Formatting output
  • Files
  • EOLN and EOF
  • Programming Assignment
  • Solution
• 3. Program Flow
  • Sequential control
  • Boolean Expressions
  • Branching
    • IF
    • CASE
  • Looping
    • FOR..DO
    • WHILE..DO
    • REPEAT..UNTIL
    • FOR..IN
  • Programming Assignments: Fibonacci Sequence and Powers of Two
  • Solutions
• 4. Subprograms
  • Procedures
  • Parameters
  • Functions
  • Scope
  • Recursion
  • Forward Referencing
  • Programming Assignment: the Towers of Hanoi
  • Solution
• 5. Data types
  • Enumerated types
  • Subranges
  • 1-dimensional arrays
  • Multidimensional arrays
  • Records
  • Pointers
• Graphics
  • Drawing with canvas
• Object Oriented Programming with FreePascal and Lazarus
• 6. Final words