Unary operators in C++

Unary operators in C++

Unary operators in C++



Unary operators in C++ are those operators which have single operand. They are of following types:

1. Unary Plus (+)

This operator specifies that a number is positive. It is optional to put this operator before a number as a number without sign is considered positive automatically.

Example: +14, 45

 2. Unary Minus (-)

This operator makes a number negative.

Example:  -1, -455

 3. Pointer Operator (*)

This operator can be used to declare a pointer variable .

Example

int *p;

**Above Example declares a pointer variable p .

 4. Address operator(&)

This operators basically refer to location of a variable in memory.

Example:

int n=20,*p;
p=&n

**Above example assigns  the address of variable n into pointer variable p.

5. Increment operator (++)

6. Decrement operator (–)

 

 

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Lesson tags: address operator in C++, decrement in C++, increment in C++, pointer operators in C++, unary minus in C++, unary plus in C++
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