O

object, 42, 79

automatic, 205, 251

dynamically allocated, 458–463

const object, 460

delete, 460

factory program, 461

initialization, 459

lifetime, 450

new, 458

lifetime, 204, 252

local static, 205, 252

order of destruction

class type object, 502

derived class object, 627

multiple inheritance, 805

virtual base classes, 815

order of initialization

class type object, 289

derived class object, 598, 623

multiple inheritance, 804

virtual base classes, 814

object code, 252

object file, 208, 252

object-oriented programming, 650

oct, manipulator, 754

octal, literal (0num), 38

octal escape sequence (\nnn), 39

off-the-beginning iterator, 351, 373

before_begin, 351

forward_list, 351

off-the-end

iterator, 106, 132, 373

iterator range, 331

pointer, 118

ofstream, 311, 316–320, 324

see also ostream

close, 318

file marker, 765

file mode, 319

initialization, 317

off_type, 766

open, 318

pos_type, 766

random access, 765

random IO program, 766

seek and tell, 763–768

old-style, cast, 164

open, file stream, 318

operand, 134, 169

conversion, 159

operator, 134, 169

operator alternative name, 46

operator delete

class member, 822

global function, 820, 863

operator delete[]

class member, 822

compared to deallocate, 823

global function, 820

operator new

class member, 822

global function, 820, 863

operator new[]

class member, 822

compared to allocate, 823

global function, 820

operator overloading, see overloaded operator

operators

arithmetic, 139

assignment, 12, 144–147

binary, 134, 168

bitwise, 152–156

bitset, 725

comma (,), 157

compound assignment, 12

conditional (?:), 151

decrement, 147–149

equality, 18, 141

increment, 12, 147–149

input, 8

iterator

addition and subtraction, 111

arrow, 110

dereference, 107

equality, 106, 108

increment and decrement, 107

relational, 111

logical, 141

member access, 150

noexcept, 780

output, 7

overloaded, arithmetic, 560

pointer

addition and subtraction, 119

equality, 120

increment and decrement, 118

relational, 120, 123

subscript, 121

relational, 12, 141, 143

Sales_data

+= (compound assignment), 564

+ (addition), 560

== (equality), 561

!= (inequality), 561

>> (input operator), 558

<< (output operator), 557

Sales_item, 20

scope, 82

sizeof, 156

sizeof..., 700

string

addition, 89

equality and relational, 88

IO, 85

subscript, 93–95

subscript, 116

typeid, 826, 864

unary, 134, 169

vector

equality and relational, 102

subscript, 103–105

options to main, 218

order of destruction

class type object, 502

derived class object, 627

multiple inheritance, 805

virtual base classes, 815

order of evaluation, 134, 169

&& (logical AND), 138

|| (logical OR), 138

, (comma operator), 138

?: (conditional operator), 138

expression, 137

pitfalls, 149

order of initialization

class type object, 289

derived class object, 598

multiple base classes, 816

multiple inheritance, 804

virtual base classes, 814

ordered container

see also container

see also associative container

key_type requirements, 425

lower_bound, 438

override default comparison, 425

upper_bound, 438

ordering, strict weak, 425, 448

OrQuery, 637

class definition, 644

eval function, 645

ostream, 5, 27, 311

see also manipulator

<< (output operator), 7

precedence and associativity, 155

chained output, 7

condition state, 312

explicit conversion to bool, 583

file marker, 765

floating-point notation, 757

flushing output buffer, 314

format state, 753

no copy or assign, 311

not flushed if program crashes, 315

off_type, 766

output format, floating-point, 755

pos_type, 766

precision member, 756

random access, 765

random IO program, 766

seek and tell, 763–768

tie member, 315

virtual base class, 810

write, 763

ostream_iterator, 403, 418

<< (output operator), 405

algorithms, 404

initialization, 405

operations, 405

type requirements, 406

ostringstream, 311, 321, 321–323

see also ostream

file marker, 765

initialization, 321

off_type, 766

phone number program, 323

pos_type, 766

random access, 765

random IO program, 766

seek and tell, 763–768

str, 323

out (file mode), 319

out-of-range value, signed, 35

out_of_range, 197

at function, 348

out_of__stock, 783

outer scope, 48, 79

output, standard, 6

output iterator, 411, 418

overflow, 140

overflow_error, 197

overhead, function call, 238

overload resolution, see function matching

overloaded function, 230, 230–235, 252

see also function matching

as friend, 281

compared to redeclaration, 231

compared to template specialization, 708

const parameters, 232

constructor, 262

function template, 694–699

linkage directive, 860

member function, 273

const, 276

move-enabled, 545

reference qualified, 547

virtual, 621

move-enabled, 545

namespace, 800

pointer to, 248

scope, 234

derived hides base, 619

using declaration, 800

in derived class, 621

using directive, 801

overloaded operator, 135, 169, 500, 550, 552, 590

++ (increment), 566–568

-- (decrement), 566–568

* (dereference), 569

StrBlobPtr, 569

& (address-of), 554

-> (arrow operator), 569

StrBlobPtr, 569

[] (subscript), 564

StrVec, 565

() (call operator), 571

absInt, 571

PrintString, 571

= (assignment), 500, 563

StrVec initializer_list, 563

+= (compound assignment), 555, 560

Sales_data, 564

+ (addition), Sales_data, 560

== (equality), 561

Sales_data, 561

!= (inequality), 562

Sales_data, 561

< (less-than), strict weak ordering, 562

>> (input operator), 558–559

Sales_data, 558

<< (output operator), 557–558

Sales_data, 557

&& (logical AND), 554

|| (logical OR), 554

& (bitwise AND), Query, 644

| (bitwise OR), Query, 644

~ (bitwise NOT), Query, 643

, (comma operator), 554

ambiguous, 588

arithmetic operators, 560

associativity, 553

binary operators, 552

candidate function, 587

consistency between relational and equality operators, 562

definition, 500, 552

design, 554–556

equality operators, 561

explicit call to, 553

postfix operators, 568

function matching, 587–589

member function, 500, 552

member vs. nonmember function, 552, 555

precedence, 553

relational operators, 562

requires class-type parameter, 552

short-circuit evaluation lost, 553

unary operators, 552

override, virtual function, 595, 650

override specifier, 593, 596, 606