Absolute C++ (4th Edition) part 33 doc
Absolute C++ (4th Edition) part 33 doc
... Money ourAmount = yourAmount + myAmount;
08_CH08.fm Page 331 Wednesday, August 13, 2003 1:02 PM
References and More Overloaded Operators 333
Self-Test Exercises
9. In Display 8.5, the definition ... is $10.09.
One of us is richer.
$123.45 + $10.09 equals $ 133. 54
$123.45 - $10.09 equals $113.36
Returns a reference
08_CH08.fm Page 333 Wednesday, August 13, 2003 1:02 PM
328 Operator Overlo...
Absolute C++ (4th Edition) part 3 doc
... the
division operator yields the integer part resulting from division. In other words, integer
division discards the part after the decimal point. So,
10/3 is 3 (not 3 .333 3…), 5/2 is 2
(not 2.5), and 11/3 ... output with
1.3
cout
01_CH01.fm Page 28 Wednesday, August 20, 2003 2:21 PM
26 C++ Basics
Notice the expression 2*(n++). When C++ evaluates this expression, it uses the value
t...
Absolute C++ (4th Edition) part 4 docx
... allow you to use the standard
C++ libraries.
■
LIBRARIES AND
include
DIRECTIVES
C++ includes a number of standard libraries. In fact, it is almost impossible to write a
C++ program without using ... but for now we only need
include direc-
tives for standard C++ libraries. A list of some standard C++ libraries is given in
Appendix 4.
C++ has a preprocessor that handles some simp...
Absolute C++ (4th Edition) part 6 doc
... see numeric intervals given as
2 < x < 3
In C++ this interval does not have the meaning you may expect. Explain and give the
correct C++ Boolean expression that specifies that
x lies between ... the two alternatives in an if-else statement to do nothing at
all. In C++ this can be accomplished by omitting the
else part. These sorts of statements
Branching Mechanisms 57
Self-Test...
Absolute C++ (4th Edition) part 8 docx
... of a
for statement may be any C++
expressions; therefore, they may involve more (or even fewer) than one variable, and
the variables may be of any type.
1
The C++ standard does specify that ... ends the current iteration of the loop body. The break state-
ment can be used with any of the C++ loop statements.
We described the
break statement when we discussed the switch statement. .....
Absolute C++ (4th Edition) part 9 doc
... no intuitive
meaning, but C++ converts the
int values to bool and then evaluates the && and !
operations. Thus, C++ will evaluate this mess. Recall that in C++, any nonzero integer
converts ... to false, so C++ will evaluate
(5 && 7) + (!6)
as follows. In the expression (5 && 7), the 5 and 7 convert to true; true && true
evaluates to
true, which...
Absolute C++ (4th Edition) part 18 docx
...
score[2]
,
score[3]
, and
score[4]
. The part that does not change, in this case
score
, is
the name of the array. The part that can change is the integer in the square
brackets, ...
of the array. The number in square brackets is
called an
index
or a
subscript
. In C++,
indexes are numbered starting with
0
, not
starting
with
1
or...
Absolute C++ (4th Edition) part 23 doc
... Display 6.1 the structure
Display 6.1 A Structure Definition
(part 2 of 2)
31 //Uses iostream:
32 void getData(CDAccountV1& theAccount)
33 {
34 cout << "Enter account balance: $";
35 ... on the day account was opened:\n";
31 getCDData(account);
32 double rateFraction, interest;
33 rateFraction = account.interestRate/100.0;
34 interest = account.initialBalance*(r...
Absolute C++ (4th Edition) part 25 docx
... in C, not C++.
16. When you define a C++ class, should you make the member variables public or private?
Should you make the member functions public or private?
17. When you define a C++ class, ... or private?
17. When you define a C++ class, what items are considered part of the interface? What items
are considered part of the implementation?
■ A structure can be used to combin...
Absolute C++ (4th Edition) part 26 doc
... are parts of the interface. All the declarations for private member
functions are parts of the implementation. All member function definitions (whether the
function is public or private) are parts ... cout << "date1 reset to the following:\n";
32 date1.output( ); cout << endl;
33 return 0;
34 }
35
36 DayOfYear::DayOfYear(int monthValue, int dayValue)
37 : month(mont...