How do I declare a variable in C++?

Asked by Last Modified  

Follow 1
Answer

Please enter your answer

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

Declaring (Creating) Variables type variableName = value; Where type is one of C++ types (such as int ), and variableName is the name of the variable (such as x or myName). The equal sign is used to assign values to the variable.
Comments

!!! Special Math's classes !!!

Variable names in the C++ program are case sensitive. So one needs to be very specific while declaring a variable. For example, int x and int X are 2 different variables of type 'int'. While declaring a variable, variable names can consist of all uppercase letters 'A-Z', lowercase letters 'a-z', numbers...
Comments

Related Questions

Is it possible to write big safe programs in C++?
yes. C++ is generally used to write system software. For example windows operating system are writeen in C++. Most of the operating system, device driver and antivirus programs are written by using C++.
Profile Photo
Sapna
0 0
View Comments6
Which language is best, C, C++, Python or Java?
If you want to learn any languages C#, Java, ect. then must to learn C, C++ language as these are base or language to be strong in language skills. C++ is improved version of C language. C#, Java, J# and etc. which are improved version of C++.
Profile Photo
Sribaghya
0 0
View Comments6
What is the main difference between returning value of a function and does not return any value of a function in C. Which is correct void main(void), int main(void), int main(int) , or void main(int) and explain the main difference between int main() and int main(void).
A function may or may not return a value to the calling function. If the function is returning a value, then you have to mention the data type in the function definition and funtion declaration (like int,...
Profile Photo
Mahesh Kondawar
What is the syntex error?
A syntax error is a violation of the syntax, or grammatical rules, of a natural language or a programming language. ... A syntax error is called a fatal compilation error, because the compiler cannot translate...
Profile Photo
Pranik
What is a class?
Class is User defined data type, its contain data members and member function
Profile Photo
Thinagaran
0 0
View Comments7

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

Ask a Question

Related Lessons

Why do pointers have a datatype?
Before we start with pointers you must know what is a variable and a datatype. int a; This is the basic line in every program in 'C' . It means that we are asking the compiler to give us 2 bytes of space...
Profile Photo

File Handling in C++ : Lesson 1 Data Persistence
Data persistence refers to the existence of data in the program. In other words, it means the life of data. Data is the most significant part of a program and it must be stored properly and easily retrieved...
J

What is Abstraction?
In theortical terms, abstraction is: Hiding details from the outer world. Providing only essential details to outer world. C++ provide ways to hide details using access specifiers: public, protected...
Profile Photo

Software Development Training In Jaipur
Satyam Web Solution provides website designing &development and software designing &development training in Jaipur for various stream’s students. MCA 6 month Industrial Training/Internship B....
Profile Photo

Necessity of Theory and Practical in Computer Science.
Upon studying a subject both theory and practical are important. Usually many schools concentrate more on theory and the marks not on the practical. Other and opposite kind of people prefer practical...
Profile Photo

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 >

Hadoop is a framework which has been developed for organizing and analysing big chunks of data for a business. Suppose you have a file larger than your system’s storage capacity and you can’t store it. Hadoop helps in storing bigger files than what could be stored on one particular server. You can therefore store very,...

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 >

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 >

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