Q&A Discussions

1 Vote

Wap in c++ to initialize two data members of type int using a constructor

3rd Mar 2017, 9:48 AM

Dennis Mwangi

@c++@sololearn

0 Votes

Why the constructor does not change class property? Or is there another reason?

14th Nov 2022, 1:41 AM

Niru Subba

0 Votes

Best way to pass an obj from a class as parameter to the constructor of another class js

27th Apr 2020, 12:26 AM

Aniket Singh Rana

constructor js oop

2 Votes

Can someone please explain this to me? "the constructor of the superclass is called when the subclass is instantiated.".

13th Aug 2020, 9:07 PM

bell

constructors inheritance java

1 Vote

8 Answers

13th Feb 2017, 2:35 PM

Ziad Hassan Ahmed

I haven't understood the object and the object constructor lesson in JavaScript?Can anyone please help me ?

help javascript

5 Votes

Why is this code outputting x?

6th Jun 2017, 5:56 AM

Aditya Raj

constructor java methods

2 Votes

5 Answers

29th Jul 2017, 9:22 AM

Jonas Schröter

Can anyone tell me please what is the copy constructor in c++ and why and where we need it?

c++

1 Vote

5 Answers

22nd May 2018, 8:59 PM

Hala Hala

How can it be that sub-class in compositioin is initialized in constructor initializer?

c++classes

0 Votes

Like why do we need to construct a constructor pls can anyone help

9th Nov 2016, 5:58 AM

Sang Yoon Lee

javascript objects

0 Votes

fill in the blanks to declare a class point with a constructor initializing its x & y members

17th Feb 2016, 10:31 AM

chandrika kadam

a blanks class declare fill in point the to with

0 Votes

I have just started cpp. Can i get an example of program using constructor by someone

4th Apr 2020, 3:38 AM

MARIO PEREZ SALAZAR

cpp

0 Votes

Write a program to find area of Cuboid and perimeter of rectangle using constructor overloading.

15th Aug 2019, 2:32 PM

Mohit Hambire

0 Votes

I can use System.out.println("h") and we aslo can print using constructor so why we use conatucture

5th Apr 2017, 11:56 AM

amit

0 Votes

Can a div element be created using JS then assigned to an existing class using a constructor function?

26th Sep 2017, 1:40 PM

prashant vyas

constructors elements javascript objects properties

1 Vote

What is the point of the private variable in the following code?

31st Jan 2022, 4:58 PM

Margaret Guzman

constructor java

1 Vote

Member initializer list in derived class

7th May 2017, 2:53 AM

Kaien Yang

c++constructor member_initializer_list

1 Vote

c++constructor inheritance objects output

27th Feb 2019, 1:48 PM

Akib

output explanation

6 Votes

12 Answers

20th Oct 2019, 8:58 PM

ABADA S

In java, how to check whether the value entered by user is there in the constructor or not?

constructor in java

1 Vote

Why should i type public before constructor? can i create a constructor without public?

17th Nov 2019, 12:55 PM

Harshita Shreya

0 Votes

 Define a class complex to represent complex number. The class should have constructor with 2 default parameters. More info in

14th Jan 2016, 12:04 PM

JulietLove

c++classes operator-overloading

0 Votes

9 Answers

22nd Jan 2018, 6:36 AM

kalpesh Dharpure

can we have more thaN one constructor in a class??it yes ..Then explain it

access-modifiers

0 Votes

Can we call a constructor of parent most abstract class from a child most class?

2nd Feb 2017, 12:33 PM

priyanka thakur

1 Vote

does the base class constructor automatically called whenever an object is created for subclass?

28th May 2017, 6:01 PM

Pradyumna Kumar Barik

inheritance python

0 Votes

Program to read an integer value (123) n give output in words (one two three) using constructor

23rd Aug 2016, 2:36 PM

Raghul Kumar

cpp

3 Votes

Why do we need a constructor for our class instead of declare variable or just put parameters into class and using that all?

6th Jun 2017, 10:23 AM

Pranjal

class constructors python

0 Votes

10 Answers

27th Apr 2020, 8:27 AM

SwingsNFI

What if I dont want the constructor of the superclass to be executed when creating an object of the subclass?

inheritance subclass superclass

3 Votes

Does it mean that every program must have a constructor or the program won't run or can give error??

13th Mar 2018, 11:18 AM

Adam Aksu

2 Votes

Write a program using constructor that find the sum of five digit number. (5)

8th Apr 2019, 7:10 PM

Gayatri Palkar

c++

-3 Votes

Does default constructor gets called if a class with no data members in it, and why?

8th Aug 2016, 9:51 AM

sumit behra

0 Votes

In java, will there ever be a specific need to call a super class's constructor using super keyword?

14th May 2017, 8:15 AM

.com

constructors inheritance java super

2 Votes

How can I access user in the constructor of parent controller laravel 6? The Auth::user() == null

13th Dec 2021, 11:19 AM

Ruchika Sehgal

laravel php

1 Vote

What is a named parameter

10th Aug 2020, 10:04 AM

Abdessamad Ait Si Bella

c#chaining constructor java programming

5 Votes

8 Answers

5th Oct 2017, 6:48 PM

Elsayed Salama

I don't understand. What should I do to avoid the execution of constructor base class by creating derived class?

c#inheritance

2 Votes

If a constructor is used in a program in Java is getter and setter still relevant to use?

22nd Apr 2016, 9:02 AM

ShaminIlya

0 Votes

Can any show me where is constructor in this program. The given information isn't clarifying the doubt please help me

5th Oct 2020, 4:32 PM

Sunday Othniel

What does mean by explicitly and implicitly called? In constructor and destructor. When does implicitly get called?

1 Vote

6 Answers

20th Sep 2017, 6:42 PM

gaurav kumar

c++constructors destructors

0 Votes

How can i fetch the value of a variable initialized in Constructor using a class object

7th Dec 2016, 7:40 PM

Abhijeet Farakate

classes python

1 Vote

Complete the program below to make class Dog declare a constructor that has one (1) parameter and assigns it to the private age

7th Aug 2017, 1:51 PM

Rahul V.Kumar

constructor declare help parameter

0 Votes

What’s the error in this code

25th Oct 2020, 3:10 AM

Hades Name

classes constructor objects php

1 Vote

5 Answers

7th Sep 2022, 5:03 AM

Umar Farooq

Is my assumption correct?

c++cast constructor explicit implicit

6 Votes

I create an array obj[2] of 3 objects but constructor is 2 times called only,please guide me

12th Nov 2019, 3:03 AM

Sonic

arrayobject c++object

0 Votes

Can anyone give an example where constructor of a class called but the instantiation of that class not happened?

22nd Oct 2018, 3:25 AM

Umar Farooq Anwar

access-modifiers classes constructors extend inheritance java methods objects public super

0 Votes

constructor factory javascript prototypes

15th Jul 2018, 1:55 PM

Sumit Basu

JAVASCRIPT PROTOTYPE

0 Votes

6 Answers

2nd Jan 2019, 7:42 AM

Minggan

JavaScript - Are METHODS always within constructors?

constructor javascript method

0 Votes

Why does a constructor have to run after we create an object of it? What is its purpose?

26th Apr 2022, 4:57 AM

Solus

1 Vote

What is this() in java how does it work and how to use it inside a constructor in a print statement

17th Jan 2018, 10:32 PM

Eric

java methods objects this

1 Vote

In the below code , why the method inside super class is not called. I was expecting the o/p as three, 3 but the crt o/p is 0,3

30th Jun 2018, 6:46 PM

Atharva

constructor java,super(),

1 Vote