What is a friend function in C++ ?

Asked by Last Modified  

4 Answers

Follow 0
Answer

Please enter your answer

Rahul Jain

Linux Trainer And developer

For this you must have the knowledge of OOP first. That what is Inheritance, Well as the name says friend. Instead of inheritance a friend function or variable can access your class. Check this example as here this function is not a member of any class but in class box it is declared as friend, so...
read more
For this you must have the knowledge of OOP first. That what is Inheritance, Well as the name says friend. Instead of inheritance a friend function or variable can access your class. Check this example as here this function is not a member of any class but in class box it is declared as friend, so you can access it with class constraints. read less
Comments
Dislike Bookmark

A friend function is a function defined outside a class scope and declared in the class definition as friend function. Even though a friend function is not a member of a class its is still has the right to access all private and protected members of the class.
Comments
Dislike Bookmark

CS Master

One of the important concept of OOP is data hiding, i.e., a nonmember function cannot access an object's private or protected data. But, sometimes this restriction may force programmer to write long and complex codes. So, there is mechanism built in C++ programming to access private or protected data...
read more
One of the important concept of OOP is data hiding, i.e., a nonmember function cannot access an object's private or protected data. But, sometimes this restriction may force programmer to write long and complex codes. So, there is mechanism built in C++ programming to access private or protected data from non-member function which is friend function and friend class. read less
Comments
Dislike Bookmark

IT

Friend function is a non- member function of a class and it has special privileges to access the private members of a class. if any function declare preceding with "friend" keyword and outside of the class such function is called as friend function.
Comments
Dislike Bookmark

View 2 more Answers

Related Questions

what we can access private data of any class without using member function
Actually not possible to access private variables in other classes without using public member function. But you have to find it then you can be share with us..
Keshav
Why do C++ programmers dislike C?
C++ programmers don't dislike C universally; some may find C limiting due to its lack of modern features like object-oriented programming and stricter type safety
Jitender
0 0
6
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

I have 2 years of experience in engineering design (instrumentation and control), but my background is BCA (Bachelor in Computer Application). Can I move back to IT industry? What course is preferable for me to enter in IT industry?
Yes , you can join to IT industry. Better you can join in software Testing field.
Chinmay
In Java programming, what are the differences between the functions of 'int' and 'int []' when working with an array?
INT type of function return type is int where as for int return type is int array.
Kalpana
0 0
5

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

Ask a Question

Related Lessons

Python Programming Introduction.
Introduction To Python What is Software? What are its types? Software is a set of instructions, data, or programs used to operate computers and perform specific tasks. It tells the hardware what to...
P

Pallavi R.

0 0
0
Why Python
Python can be used in any futuristics technology A= Analytics Data Science Artificial Intelligence(AI) Neural Network(NN) Natural Language Processing(NLP) Computer Vision(OpenCV) In Analytics...

Mujahed

0 0
0
Hi,
To learn online is really convenient for both the sides but still trust is risk factor until and unless you don't know the teaching style of your tutor.so I will give you small free session to decide my...

Nidhi

0 0
0
Basics Of C And C++
C++ is powerful, highly flexible, and adaptable programming language that allows software engineers to organise and process information quickly and effectively. But this high-level language is relatively...

Dev Group

1 0
0
Importance Of Function Prototype In C
Function prototype tells compiler about number of parameters function takes, data-types of parameters and return type of function. By using this information, compiler cross checks function parameters and...

Sunil Yadav

1 0
0

Recommended Articles

Top 5 Skills Every Software Developer Must have

Software Development has been one of the most popular career trends since years. The reason behind this is the fact that software are being used almost everywhere today.  In all of our lives, from the morning’s alarm clock to the coffee maker, car, mobile phone, computer, ATM and in almost everything we use in our daily...

Read full article >

Learn Microsoft Excel

Microsoft Excel is an electronic spreadsheet tool which is commonly used for financial and statistical data processing. It has been developed by Microsoft and forms a major component of the widely used Microsoft Office. From individual users to the top IT companies, Excel is used worldwide. Excel is one of the most important...

Read full article >

Why Should you Become an IT Consultant

Information technology consultancy or Information technology consulting is a specialized field in which one can set their focus on providing advisory services to business firms on finding ways to use innovations in information technology to further their business and meet the objectives of the business. Not only does...

Read full article >

What is Applications Engineering all about?

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 >

Find Programming Languages Classes near you
Programming Languages Classes in Bangalore
Programming Languages Classes in Hyderabad
Programming Languages Classes in Delhi
Programming Languages Classes in Chennai
Programming Languages Classes in Pune
Programming Languages Classes in Mumbai
Programming Languages Classes in Kolkata
Programming Languages Classes in Noida
Programming Languages Classes in Gurgaon
Programming Languages Classes in Jaipur

Looking for Programming Languages Classes?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you