Hey guys i have a question im declaring a dynamic array

Question

Hey guys i have a question im declaring a dynamic array

in a function and that function return that array
how should i delete that array ?
because that array is in heap and i dont want to make a memory leak in my program

int* func(){
int* arr = new int [10];
//make changes in array
return arr;
}
thank you

0

13.11.2020

6 ответов

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SULLIVAN Автор вопроса

Ihor
That's why you shouldn't return arrays in this way...

no i just wanted to know if there is a solution for that case thank you

0

13.11.2020

Ihor

SULLIVAN
no i just wanted to know if there is a solution fo...

Caller must delete it or you can return a unique pointer instead of a raw one.

0

13.11.2020

SULLIVAN Автор вопроса

Ihor
Caller must delete it or you can return a unique p...

sorry what do you mean by caller? and what do you mean by unique pointer and raw pointer?

0

13.11.2020

Ihor

SULLIVAN
sorry what do you mean by caller? and what do you ...

Caller - code that calls this method and uses the pointer. unique_ptr - https://en.cppreference.com/w/cpp/memory/unique_ptr raw pointer - regular C style pointer

0

13.11.2020

SULLIVAN Автор вопроса

Ihor
Caller - code that calls this method and uses the ...

i got it thanks again

0

13.11.2020

Ihor · Accepted Answer

Ihor

That's why you shouldn't return arrays in this way and delegate the responsibility of deleting to a caller. Why don't you use vector?

0

13.11.2020

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