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Java program to implement a copy constructor

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mahmoud2506
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2022-05-07
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Java program to implement a copy constructor

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mahmoud2506
2022-05-07
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Program/Source Code:

The source code to implement constructor overloading is given below. The given program is compiled and executed successfully.

// Java program to implement constructor 
// overloading

class Sample {
  int num1;
  int num2;

  Sample() {
    num1 = 10;
    num2 = 20;
  }

  Sample(int n1, int n2) {
    num1 = n1;
    num2 = n2;
  }

  void printValues() {
    System.out.println("Data members: ");
    System.out.println("Num1: " + num1);
    System.out.println("Num2: " + num2 + "\n");
  }
}

class Main {
  public static void main(String args[]) {
    Sample obj1 = new Sample();
    Sample obj2 = new Sample(30, 40);

    obj1.printValues();
    obj2.printValues();
  }
}

Output:

Data members: 
Num1: 10
Num2: 20

Data members: 
Num1: 30
Num2: 40

 

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