Q&amp;A Discussions

What is the difference between #define and const in C?

10th Mar 2019, 5:34 AM

Shweta Chindhe

c interview language programming question skill

5 Votes

Why constexpr is working with cin and non const

24th Feb 2017, 6:31 AM

Logan

c++cin constexpr

0 Votes

Разница между string, char, const char и char[256].

1st Dec 2022, 5:32 PM

Ketan Lalcheta

c++char char[256]const_char string types

0 Votes

Why is const and static used in c++?whats its benefits?

21st Dec 2018, 8:01 PM

softer

const static

3 Votes

What is the purpose of const char *

1st Dec 2016, 7:54 AM

sadiya zainab

0 Votes

What is the difference between define and const in php?

15th Nov 2016, 6:30 PM

Sand

const constants define php

2 Votes

What is the use of static const members in c++?

23rd Apr 2017, 7:13 PM

Muhammad Saimon Uddin

const members static

0 Votes

(name, birth_year, current_year) { const age = current_year - birth_year; const response = name + " is " + age;

25th Feb 2017, 2:12 PM

Krishna Subhash Sonawane

answer

-2 Votes

For everyone, who want PI, e or some other const

2nd Dec 2021, 3:02 PM

Joktan Audu

const cpp

2 Votes

What is the defrence between Var , const ,let in JavaScript ?

28th Apr 2018, 6:18 PM

Ixidot

1 Vote

I can declare variable without let, const or var keyword

12th May 2020, 4:15 PM

Yacine Becha

0 Votes

Why do we use constexpr and const in c++

14th Jul 2020, 12:10 PM

zexu knub

1 Vote

Can you overload class methods with const and non-const? C++

12th Jun 2017, 1:33 PM

Asif

c++constants methods

0 Votes

4 Answers

15th Apr 2017, 7:58 AM

Yur3k

Really immutable? As it says about const variables in JavaScript tutorial (https://www.sololearn.com/learn/JavaScript/2969/)

const es6

3 Votes

can anyone explain "std::ostream& IntArray<T>::operator<<(std::ostream&, const IntArray<T>&)' must take exactly one argument"

22nd Mar 2019, 10:06 AM

Vladick

c++class template

1 Vote

Is it possible to print the address of a const declared variable?

8th Jun 2019, 8:13 PM

Abrorbek Zukhriddinov

c++constants

1 Vote

8 Answers

8th Aug 2016, 7:41 PM

Atul Anand Jha

Why do we use const data type before int main()?

c++datatype

3 Votes

is it a good practice to use only let and const in JavaScript without using var?

14th Nov 2016, 3:37 PM

Muhammad Hamza

const javascript let

6 Votes

12 Answers

2nd Jun 2020, 10:27 AM

Lucky victory

So why would I ever use const instead of readonly?

c#readonly

1 Vote

Why we r using double in const double in data type

8th May 2016, 12:27 PM

Martin M. Klöckener

data-types

0 Votes

What is the difference between const and static in c++?

20th Oct 2018, 10:32 AM

Sushmanth

1 Vote

Why typeof var, const - error, but typeof let - undefined?

20th Jan 2018, 6:27 PM

Amit Pokhrel

1 Vote

what is the difference between readonly, static, and const in c#?

11th Aug 2019, 3:52 PM

Алексей Алексеев

and between const difference is keywords readonly static the what

1 Vote

what is the output of this. .... const int x=5; cout<<x++; cout<<++x; .....

30th Apr 2018, 4:09 PM

Devashish Shukla

Why use is use of this : if there is no const variable

0 Votes

6 Answers

23rd Jul 2016, 8:25 AM

Darsh Shah

c++classes

2 Votes

What is the difference between #define a 10 and const int a=10; ?

1st Apr 2017, 10:16 AM

Purnima duggal

c constants

1 Vote

What the purpose of const keyword for function in C++?

23rd Jul 2019, 11:16 AM

MADHU KUMAR KOULAS

c++const

0 Votes

what is the use of const keyword in c++ ?

29th Jun 2017, 12:10 PM

Johnny Shahin

0 Votes

Why const int variable can be modified using scanf in C language?

13th Sep 2016, 6:49 PM

Sandeep Singh

0 Votes

const aar1= [1,2,3]const arr2= [5,6,7] let arr3=___arr1__..arr2]; fill in blanks to make arr3 like [1,2,3,4,5,6,7,8] (any1?)

25th Mar 2020, 5:16 PM

C King 👑

variables

-3 Votes

6 Answers

19th Mar 2019, 2:08 AM

Christopher Inji

const sebuahObject = { fungsi: () => { console.log('Hai Dunia Kucing!!') } }

0 Votes

What is the use of Private const val ARG_PARAM1= "param1" in kotlin?

15th Jun 2020, 8:36 PM

Febriantika Triarini

android app kotlin

0 Votes

const item={ "hye":true , "hi":false , "hii":var undefined "hiii":undefined } console.log(item ["hye"])

10th Jun 2020, 8:07 PM

Huba Khan

predefined-variables

0 Votes

Can a variable be declared as const in C++ during runtime?

13th Sep 2022, 12:14 PM

Badnam 4758

c++const runtime

0 Votes

Si las variables const son inmutables el ejemplo de la lección 'const' no genera una excepción, como dice, sino un error.

25th Jul 2019, 5:12 PM

Ebad Qureshi

const es6

0 Votes

9 Answers

1st Dec 2018, 12:41 PM

José M. Valle

what is const int ctValue=2; int iValue; float fValue; char cValue mean?

-1 Vote

If I write const int x=5; after many lines I again write const int x =10; What will the final value x at end of execution or it will be an error

12th Sep 2016, 1:53 PM

Saksham

c#constants

1 Vote

Someone can tell me what is the use of const unsigned char *?

19th Aug 2016, 6:31 AM

Akshay Sajeev

c code sololearn

0 Votes

const string = `something ${1 + 2 + 3}` const string2 = `something ${foo() ? 'x' : 'y'}` // what is the output and how ?

28th Sep 2018, 1:43 AM

KENSTEIN

javascript programming

0 Votes

When writing a constant, what is the essence of the double i.e const double pi =3.14

9th Mar 2020, 10:45 AM

Anas

data-types

0 Votes

Why can't the variable total_volume in the volume 1.cpp program be declared as const ?

15th Mar 2020, 9:18 AM

Chiamaka

Pointer to constant

c++const pointer

6 Votes

7 Answers

1st Jun 2018, 7:00 AM

Ivan Vladimirov

Const arr1 = [a, b, c, d,] const arr2 = [e, f, g, h,] arr3 =______ can u help me merge arr1 and 2 to make arr3 from a-h

-1 Vote

6 Answers

17th Jan 2017, 6:26 PM

Zeyad Sharo

constants

0 Votes

JavaScript - How is it you can push in a const array?

26th Nov 2019, 10:22 AM

Samuel Ikenta

arrays javascript

0 Votes

const A &x = A(1); // where A is a defined class

14th Oct 2019, 11:43 AM

Paolo De Nictolis

c++code reference

0 Votes

Is sololearn wrong to use var instead of Const or let during creation of a new object

9th Jul 2017, 3:53 AM

Kushagra Agarwal

0 Votes

Hello fam! Please, when should i use a var, let, or const to declare variables in JavaScript?

15th Mar 2023, 12:28 PM

Alex Wairegi

javascript variables

1 Vote

4 Answers

25th May 2020, 9:10 PM

Infinite

const int N= 5; int a[N]; did I can change the value of N?

1 Vote

Look at the code snippet below: const float * ch = &c ;

11th Dec 2016, 12:03 PM

Eric Lai

answer it please

-2 Votes