c++ create instance of class

YOU.com answered on January 7, 2021 Popularity 8/10 Helpfulness 4/10

answer c++ create instance of class

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c++ create instance of class

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// Define a class
class MyClass {
    // Class members and functions
};

int main() {
    // Creating an instance of the class using the new keyword
    MyClass* instance = new MyClass();

    // Use the instance...

    // Don't forget to delete the instance to free up memory when you're done
    delete instance;

    return 0;
}

Popularity 8/10 Helpfulness 4/10 Language cpp

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Contributed on Sep 12 2023

YOU.com

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declaring instance of class c++

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#include <iostream>     
using namespace std;

class Foo
 {
   public:
   Foo ( )
   {
      cout << "constructor Foo\n";
   }               
};

class Bar
 {
   public:
   Bar ( Foo )
   {
      cout << "constructor Bar\n";
   }
};

int main()
{
   /* 1 */ Foo* foo1 = new Foo ();
   /* 2 */ Foo* foo2 = new Foo;
   /* 3 */ Foo foo3;
   /* 4 */ Foo foo4 = Foo::Foo();

   /* 5 */ Bar* bar1 = new Bar ( *new Foo() );
   /* 6 */ Bar* bar2 = new Bar ( *new Foo );
   /* 7 */ Bar* bar3 = new Bar ( Foo foo5 );
   /* 8 */ Bar* bar3 = new Bar ( Foo::Foo() );

   return 1;
}

Popularity 10/10 Helpfulness 3/10 Language cpp

Source: stackoverflow.com

Tags: c++

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Contributed on Jan 07 2021

Inquisitive Ibis

0 Answers Avg Quality 2/10

c++ create instance of class

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c++ create instance of class

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