C++ Keywords E

The words listed in the following table are reserved for C++ declarations and
operations and may not be employed as variable names in a program.

Keyword Use

asm Insert an assembly language instruction

auto Declare a local variable

bool Declare a Boolean variable

break Break out of a loop

case Introduce a block of code in a switch statement

catch Handle exceptions from throw

char Declare a character variable

class Declare a class

const Declare immutable data or functions

that do not change data

constcast Cast from const variables

continue Bypass iterations of a loop

default Default handler in a case statement

delete Delete an object to free memory

do Looping construct

double Declare a double precision floating-point variable

dynamiccast Perform runtime casts

else Alternate case for an if statement

enum Create enumeration types

explicit Use constructors only when they exactly match

export Allow template definition to be

separated from declaration

extern External variables are defined in another

program or file and evaluated upon linking

false Boolean value of false

float Declare a floating-point variable

for Looping construct

friend Grant a non-member function access to private data

goto Jump to a different part of the program