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

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

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

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

6th Jun 2017, 10:23 AM

Pranjal

constructor in java

0 Votes

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

17th Nov 2019, 12:55 PM

Harshita Shreya

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

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

10th Aug 2020, 10:04 AM

Abdessamad Ait Si Bella

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

What is a named parameter

5th Oct 2020, 4:32 PM

Sunday Othniel

c#chaining constructor java programming

5 Votes

8 Answers

5th Oct 2017, 6:48 PM

Elsayed Salama

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

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

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

arrayobject c++object

0 Votes

Is my assumption correct?

22nd Oct 2018, 3:25 AM

Umar Farooq Anwar

c++cast constructor explicit implicit

6 Votes

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

12th Nov 2019, 3:03 AM

Sonic

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

How can I make my Java constructor class connect with my dB and mysql ( glass fish server ) . There is a necessity to place these connection commands inside the constructor of a class .If possible ,how ?

30th Jun 2018, 6:46 PM

Atharva

java mysql

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

23rd Sep 2016, 4:42 PM

Nantha kumar .R

constructor java,super(),

1 Vote