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Data Types

Handout:

PDF File (21pp., 811K)

Outline

• Data Types
• Design Issues for All Data Types
• Primitive Data Types
  • Boolean
  • Integer
  • Fixed Point (Decimal) Types
  • Floating Point Types
  • Character String Types
    • Examples of String Support
    • Other String Examples
    • String Length Options
    • Evaluation of String Types
  • User-Defined Ordinal Types
    • Enumeration Types
    • Subrange Types
    • Evaluation of Ordinal Types
• Type Constructors
  • Arrays
    • Array Indexing
    • Array Subscript Types
    • Four Categories of Arrays
      • Static Arrays
      • Fixed Stack-Dynamic Arrays
      • Stack-Dynamic Arrays
      • Heap-Dynamic Arrays
    • Number of Array Subscripts
    • Array Initialization
    • Array Operations
    • Array Slices
    • Implementation of Arrays
    • Associative Arrays
    • Perl Associative Arrays
  • Records
    • Record Definition Syntax
    • Record Field References
    • Record Operations
    • Comparing Records and Arrays
  • Unions
    • Union Examples
    • More Union Examples
    • Union Type-Checking Problems
    • Ada Discriminated Unions
    • Free Unions
    • Evaluation of Unions
  • Sets
    • Set Examples
    • Set Examples (cont.)
    • Evaluation of Sets
  • Pointers
    • Pointer Design Issues
    • Fundamental Pointer Operations
    • Problems with Pointers
      • Dangling Pointers
      • Memory Leaks
      • Double Deallocation
      • Aliasing
    • Pointer Examples
    • Pointer Examples (cont.)
    • Pointer Examples (cont.)
    • Evaluation of Pointers