Appendix E: C Keywords

Following is a list of common keywords used in C++.

bool		-Declare a Boolean variable (e.g., bool var1;)
break		-Break from a loop or Switch statement
case		-Select a condition in a Switch statement
char		-Declare a character variable (e.g., char ChrVar;)
class		-Declare a class (e.g., class MyClass{};)
const		-Declare a constant value (e.g., const Number = 5;)
continue		-Skip to next iteration of loop
default		-Default handler of a Case statement
delete		-Delete a variable from memory (e.g., delete MyVar;)
do		-Do loop keyword
double		-Declare a variable as a double (double-sized integer)
else		-Else condition for an If statement
enum		-Create an enumeration variable
false		-False value
float		-Declare a float variable (e.g., float MyNumber;)
for		-For loop structure
if		-Branch into code based on condition
int		-Declare an int variable (e.g., int MyNumber;)
long		-Declare a long integer variable (e.g., long MyNumber;)
new		-Declare a new variable dynamically; must be destroyed with delete
private, protected, public		-Access specifiers for a class
return		-Return from a function
short		-Declare a variable as a short integer (e.g., short MyNumber;)
sizeof		-Returns the size in memory of a variable
struct		-Defines a new data structure
switch		-Enter a branch statement
this		-A pointer to itself for a class
true		-True value
virtual		-Create a virtual function
void		-Declare variables or functions with no specified data type
while		-Declare a While loop