Savitch Ch 11

Overview ,[object Object],[object Object],[object Object],[object Object],Slide 11-

Friend Function ,[object Object],[object Object],Slide 11-

Program Example: An Equality Function ,[object Object],[object Object],[object Object],Slide 11-

Declaration of The equality Function ,[object Object],[object Object],[object Object],[object Object],Slide 11-

Defining Function equal ,[object Object],[object Object],[object Object],Slide 11-

[object Object],[object Object],Using The Function equal Slide 11- Display 11.1 (1) Display 11.1 (2) Display 11.1 (3)

Is equal Efficient? ,[object Object],[object Object],[object Object],Slide 11-

A More Efficient equal ,[object Object],[object Object],[object Object],Slide 11-

Friend Functions ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Slide 11-

Declaring A Friend ,[object Object],Slide 11-

[object Object],[object Object],[object Object],Using A Friend Function Slide 11- Display 11.2

Friend Declaration Syntax ,[object Object],Slide 11-

Are Friends Needed? ,[object Object],[object Object],Slide 11-

Choosing Friends ,[object Object],[object Object],[object Object],[object Object],Slide 11-

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Program Example: The Money Class (version 1) Slide 11- Display 11.3 (1 – 5)

Characters to Integers ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Slide 11-

digit_to_int (optional) ,[object Object],[object Object],[object Object],[object Object],[object Object],Slide 11-

int( c) – int ('0')? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Slide 11-

Leading Zeros ,[object Object],[object Object],[object Object],[object Object],[object Object],Slide 11-

Parameter Passing Efficiency ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Slide 11-

Class Parameters ,[object Object],[object Object],[object Object],Slide 11-

const Parameter Modifier ,[object Object],[object Object],[object Object],[object Object],Slide 11-

const Parameter Example ,[object Object],[object Object],[object Object],[object Object],[object Object],Slide 11-

const Considerations ,[object Object],[object Object],[object Object],Slide 11-

const And Accessor Functions ,[object Object],[object Object],[object Object],Slide 11-

const Modifies Functions ,[object Object],[object Object],[object Object],[object Object],Slide 11-

Function Declarations With const ,[object Object],[object Object],Slide 11-

Function Definitions With const ,[object Object],[object Object],Slide 11-

const Problem Solved ,[object Object],[object Object],Slide 11-

[object Object],[object Object],[object Object],[object Object],const Wrapup Slide 11- Display 11.4

Use const Consistently ,[object Object],[object Object],[object Object],Slide 11-

Section 11.1 Conclusion ,[object Object],[object Object],[object Object],Slide 11-

Overloading Operators ,[object Object],[object Object],Slide 11-

Operators As Functions ,[object Object],[object Object],[object Object],Slide 11-

Operator Overloading ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Slide 11-

Operator Overloading Rules ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Slide 11-

[object Object],Program Example: Overloading Operators Slide 11- Display 11.5 (1) Display 11.5 (2)

Automatic Type Conversion ,[object Object],[object Object],[object Object],[object Object],Slide 11-

Type Conversion Event 1 ,[object Object],[object Object],Slide 11-

Type Conversion Event 2 ,[object Object],[object Object],[object Object],Slide 11-

Type Conversion Again ,[object Object],[object Object],Slide 11-

A Constructor For double ,[object Object],Slide 11-

Overloading Unary Operators ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Slide 11-

[object Object],[object Object],Overloading - Slide 11- Display 11.6

Overloading << and >> ,[object Object],[object Object],[object Object],Slide 11- Operand 1 Operator Operand 2

Replacing Function output ,[object Object],[object Object],[object Object],[object Object],Slide 11-

[object Object],[object Object],What Does << Return? Slide 11- Display 11.7

Overloaded << Declaration ,[object Object],[object Object],Slide 11-

Overloaded << Definition ,[object Object],[object Object],Slide 11-

Return ostream& ? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Slide 11-

[object Object],[object Object],Overloading >> Slide 11- Display 11.8 (1-4)

Section 11.2 Conclusion ,[object Object],[object Object],[object Object],[object Object],Slide 11-

Arrays and Classes ,[object Object],[object Object],Slide 11-

Accessing Members ,[object Object],[object Object],[object Object],Slide 11-

[object Object],[object Object],[object Object],[object Object],An Array of Money Slide 11- Display 11.9 (1-3)

Arrays as Structure Members ,[object Object],[object Object],[object Object],Slide 11-

Accessing Array Elements ,[object Object],[object Object],[object Object],[object Object],Slide 11-

Arrays as Class Members ,[object Object],[object Object],[object Object],[object Object],Slide 11-

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Overview of TemperatureList Slide 11- Display 11.10 (1-2)

Section 11.3 Conclusion ,[object Object],[object Object],[object Object],[object Object],[object Object],Slide 11-

Classes and Dynamic Arrays ,[object Object],[object Object],[object Object],Slide 11-

Program Example: A String Variable Class ,[object Object],[object Object],[object Object],[object Object],Slide 11-

The StringVar Constructors ,[object Object],[object Object],[object Object],[object Object],[object Object],Slide 11-

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],The StringVar Interface Slide 11- Display 11.11 (1) Display 11.11 (2)

[object Object],[object Object],[object Object],[object Object],[object Object],A StringVar Sample Program Slide 11- Display 11.11 (3)

[object Object],[object Object],[object Object],[object Object],[object Object],The StringVar Implementation Slide 11- Display 11.12 (1) Display 11.12 (2)

Dynamic Variables ,[object Object],[object Object],[object Object],Slide 11-

Destructors ,[object Object],[object Object],[object Object],[object Object],[object Object],Slide 11-

~StringVar ,[object Object],[object Object],Slide 11-

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Pointers as Call-by-Value Parameters Slide 11- Display 11.13 Display 11.14

Copy Constructors ,[object Object],[object Object],[object Object],[object Object],[object Object],Slide 11-

StringVar Copy Constructor ,[object Object],[object Object],[object Object],[object Object],Slide 11-

Calling a Copy Constructor ,[object Object],[object Object],[object Object],[object Object],[object Object],Slide 11-

The Need For a Copy Constructor ,[object Object],[object Object],[object Object],[object Object],Slide 11-

The Need For a Copy Constructor (cont.) ,[object Object],Slide 11- greeting.value the_string.value "Hello"

[object Object],[object Object],The Need For a Copy Constructor (cont.) Slide 11- greeting.value the_string.value Undefined

The Need For a Copy Constructor (cont.) ,[object Object],[object Object],[object Object],[object Object],[object Object],Slide 11-

Copy Constructor Demonstration ,[object Object],[object Object],Slide 11- greeting.value the_string.value "Hello" "Hello"

[object Object],[object Object],Copy Constructor Demonstration (cont.) Slide 11- greeting.value the_string.value "Hello" undefined

When To Include a Copy Constructor ,[object Object],[object Object],Slide 11-

The Big Three ,[object Object],[object Object],[object Object],[object Object],[object Object],Slide 11-

The Assignment Operator ,[object Object],[object Object],Slide 11-

Overloading = ,[object Object],[object Object],[object Object],[object Object],Slide 11-

Definition of = ,[object Object],Slide 11-

= Details ,[object Object],[object Object],[object Object],[object Object],Slide 11-

Problems with = ,[object Object],[object Object],[object Object],[object Object],Slide 11-

Another Attempt at = ,[object Object],Slide 11-

A New Problem With = ,[object Object],[object Object],[object Object],[object Object],Slide 11-

A Better = Operator ,[object Object],Slide 11-

Section 11.4 Conclusion ,[object Object],[object Object],[object Object],[object Object],Slide 11-

Display 11.1 (1/3) Slide 11- Back Next

Display 11.2 Slide 11- Back Next

Display 11.8(2/4) Slide 11- Next Back

Savitch Ch 11

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Savitch Ch 11