C++ | Constructors | Question 9

Predict the output of following program.

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#include<iostream>
#include<stdlib.h>
using namespace std;
  
class Test
{
public:
   Test()
   { cout << "Constructor called"; }
};
  
int main()
{
    Test *t = (Test *) malloc(sizeof(Test));
    return 0;
}

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(A) Constructor called

(B) Empty

(C) Compiler Error

(D) Runtime error



 Answer: (B) 

Explanation: Unlike new, malloc() doesn’t call constructor (See this)


If we replace malloc() with new, the constructor is called, see this.

Quiz of this Question


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