Concepts of Programming Languages

780 Index

Encapsulation (continued)
introduction to, 474,
509–510
in Java, 515–516
naming, 513–517
in Objective-C, 490–492
in Ruby, 499, 516–517
summary of, 517–518
entry clauses, 595
Enumeration constants, 255
Enumeration types
in C, 308
in C#, 102
in C++, 256, 258
designing, 255–257
evaluation of, 257–258
introduction to, 255
Environment pointers (EPs),
442–448
Epilogue of subprogram linkage,
443–448
EPs (Environment pointers),
442–448
EQ? functions, 689–690, 693
Equivalence, 304–308
Erasure rule, 187
Errors
in arithmetic expressions, 332
in assignment statements,
146–147
in recursive-descent parsers,
183–184
European Computer Manufactur-
ers Association (ECMA), 97
EVAL, 690, 698–699
Evaluation environments, 702
Event handling
bibliographic notes on, 665
in C#, 661–664
introduction to, 630, 655–656
in Java, 656–660
summary of, 664–665
Event listeners, 657
Events, 619, 655

Exception handling

in Ada, 636–643

basic concepts of, 631–633

bibliographic notes on, 665

in C++, 643–647

design issues for, 633–636

introduction to, 16, 630–631

in Java, 647–655

summary of, 664–665

Exceptions, 332, 631

Exclusivity of objects, 529–530

Executable images, 27

expected_type, 136

Expert systems, 757–758

Explicit declarations, 211

Explicit heap-dynamic variables,

216–218

Explicit locks, Java 5.0, 612–613,

617

Explicit type conversions,

331–332

Expressions

arithmetic. see Arithmetic

expressions

assignment statements as,

339–340

Boolean, 333–335

in denotational semantics,

145–146

introduction to, 318

mixed-mode, 330–331

in recursive-descent parsers,

182–185

relational, 332–333

short-circuit evaluation of,

335–336

summary of, 341–342

unambiguous grammar for,

125

Expressivity, 14–15

Extended accept clauses, 598

Extended ALGOL, 6

Extended BNF (EBNF), 129–132,

181–182

eXtensible Stylesheet Language

Transformations (XSLT), 22

extern qualifiers, 224

F

F#, 620–621, 712–715

Fact statements, 737–738

Farber, J. D., 72

Fatbars, 377

Feature multiplicity, 9

Fetch-execute cycles, 19

FGCS (Fifth Generation Computing

Systems), 736

Fields, 277

Fifth Generation Computing

Systems (FGCS), 736

de Figueiredo, Luis Henrique,

100

filter, 705

final, Java, 233, 553–556

Finalization, 635

finalize methods, 553

finally clauses, 612, 652–653

Finite automata, 171

Finite mappings, 260

Firm coercion, 74

First-order predicate calculus,

729

Fixed heap-dynamic arrays, 262

Fixed stack-dynamic arrays, 262

flex arrays, 74

float

in C, 510

in C#, 498

introduction to, 15

in type checking, 302–303

in type conversions, 329–332

Floating-point data types,

247–248, 476

Floating-point operations, 42, 68

FLOW-MATIC, 59

FLPL (Fortran List Processing

Language), 48

Flynn, Michael J., 578