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 tutorial can be found here: Object Pascal Tutorial by Tao Yue

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
• Graphis
  • Drawing with canvas
• 6. Final words