tYSR20

xC++ For Dummies, 5th EditionChapter 16: “Why Do You Build Me Up, Just to Tear Me Down, Baby?” . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .209Creating Objects...........................................................................................209Using Constructors ......................................................................................210Why you need constructors..............................................................210Making constructors work ................................................................212Dissecting a Destructor ...............................................................................217Why you need the destructor...........................................................217Working with destructors..................................................................217Chapter 17: Making Constructive Arguments . . . . . . . . . . . . . . . . . . . .221Outfitting Constructors with Arguments ..................................................221Justifying constructors......................................................................222Using a constructor............................................................................222Placing Too Many Demands on the Carpenter:Overloading the Constructor..................................................................223Defaulting Default Constructors.................................................................227Constructing Class Members......................................................................228Constructing a complex data member ............................................228Constructing a constant data member ............................................232Constructing the Order of Construction ...................................................233Local objects construct in order ......................................................234Static objects construct only once ..................................................234All global objects construct before main( ) ....................................235Global objects construct in no particular order ............................235Members construct in the order in which they are declared.......236Destructors destruct in the reverse order of the constructors.........................................................................237Chapter 18: Copying the Copy Copy Copy Constructor . . . . . . . . . . . .239Copying an Object........................................................................................239Why you need the copy constructor ...............................................239Using the copy constructor ..............................................................240The Automatic Copy Constructor..............................................................242Creating Shallow Copies versus Deep Copies ..........................................244It’s a Long Way to Temporaries ..................................................................248Avoiding temporaries, permanently ................................................249Referring to the copy constructor’s referential argument ............250Chapter 19: Static Members: Can Fabric Softener Help? . . . . . . . . . .251Defining a Static Member ............................................................................251Why you need static members .........................................................251Using static members ........................................................................252Referencing static data members.....................................................253Uses for static data members ...........................................................255