Wednesday, December 30, 2009

Keyword (keyword) is the system identifier in c + +

Keyword (keyword) is the system identifier that has meaning for the compiler khusu. function of this group can not be changed. therefore, the keyword can not be used as an identifier is created by programmers. The following is a list of keywords in c + +

asm
auto
break
case
char
class
const
continue
default
delete
do
double
else
enum
extern
float
for
friend
goto
if
inline
int
long
new
operator
private
protected
public
register
return
short
signed
sizeof
static
struct
switch
template
this
typedef
union
unsigned
virtual
void
volatile
while

The first group
C + + has 32 pieces of ordered words (reserved words). The first group of keywords is derived from the C language, including:


The second group
Said second group ordered numbered 30. These words are new and only in the language C + +.

Basic data types
To save a variable takes a special place in the computer memory. Big and types of variables in the standard C + + programs are specified as follows.

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