How do I use the increment (++) and decrement (--) operators in C++?

Asked by Last Modified  

Follow 3
Answer

Please enter your answer

Experienced Computer trainer having worked in IT sector for 20 years.

the increment operator ++ increases the value of a variable by 1. Similarly, the decrement operator -- decreases the value of a variable by 1. However, there is an important difference when these two operators are used as a prefix and a postfix.
Comments

IT Professional Trainer with 12 years of experience in IT Industry

Here's how you use the increment (++) and decrement (--) operators in C++: Increment operator: The increment operator (++) increases the value of a variable by 1. Syntax:variable++ Example:int a = 10;a++; // Now a = 11 Decrement operator: The decrement operator (--) decreases the value of a variable...
read more
Here's how you use the increment (++) and decrement (--) operators in C++: Increment operator: The increment operator (++) increases the value of a variable by 1. Syntax:variable++ Example:int a = 10;a++; // Now a = 11 Decrement operator: The decrement operator (--) decreases the value of a variable by 1. Syntax:variable-- Example:int a = 10;a--; // Now a = 9 The increment and decrement operators can be used in a variety of ways, such as in for loops, while loops, and conditional statements. They can also be used to modify the values of variables. read less
Comments

Related Questions

How C++ is different from C language?
C++, as the name suggests, is a superset of C. As a matter of fact, C++ can run most of C code while C cannot run C++ code. C is regarded as a low-level language(difficult interpretation & less user...
Tony
How to register as teacher?
On the basis of his total experience and Qualification you can do it.
Shrikrishna
What is Enum
An enumeration is a set of named integer constants. An enumerated type is declared using the enum keyword. C# enumerations are value data type. In other words, enumeration contains its own values and cannot inherit or cannot pass inheritance.
S
Which are the best books to learn C?
Yashavant Kanetkar
Kratika
What is meaning of C++?
c++ is a programming language working on Object Oriented concept. Its a mediator by which human can make and run software which is understandable for computers as other language also do.
Moinuddin

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

My first C++ program
# include using namespace std; int main() { cout<<"Welcome to C++"; return 0; } Use IDE such as CodeBlocks to run this program. To do this, open CodeBlocks, Goto File->New->Empty File. Copy...

Class and Objects C++
CLASS AND OBJECT IN C++ WITH EXAMPLE FOUNDATION Lets define a variable x of integer type and give it a value 12. How will you do it. You will simply write int x=12; This statement can also be written...

C Programming Language Basics - Easy way to learn
Computer - OverviewTodays world is an information-rich world and it has become a necessity for everyone to know about computers. A computer is an electronic data processing device, which accepts and stores...

Static and dynamic libraries
A library is a package of code that is meant to be reused by many programs. A static library (also known as an archive) consists of routines that are compiled and linked directly into your program. When...

Upcasting and Downcasting
Converting a derived-class reference or pointer to a base-class reference or pointer is called upcasting. It is always allowed for public inheritance without the need for an explicit type cast. The downcasting,...

Recommended Articles

Introduction C++ is an excellent programming language and many of the applications are written in C++ language. It has generic, object-oriented & imperative programming features, and also provides facilities for low-level memory manipulation. Successor of C language, it is an OOP (object oriented programming) language...

Read full article >

Business Process outsourcing (BPO) services can be considered as a kind of outsourcing which involves subletting of specific functions associated with any business to a third party service provider. BPO is usually administered as a cost-saving procedure for functions which an organization needs but does not rely upon to...

Read full article >

Whether it was the Internet Era of 90s or the Big Data Era of today, Information Technology (IT) has given birth to several lucrative career options for many. Though there will not be a “significant" increase in demand for IT professionals in 2014 as compared to 2013, a “steady” demand for IT professionals is rest assured...

Read full article >

Applications engineering is a hot trend in the current IT market.  An applications engineer is responsible for designing and application of technology products relating to various aspects of computing. To accomplish this, he/she has to work collaboratively with the company’s manufacturing, marketing, sales, and customer...

Read full article >

Looking for C++ Language Classes?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you