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How to explicitly call base class constructor from child class in C#?
Make use of this keyword in c# to call one constructor from another constructor To call a constructor which is present in parent class make use of base keyword
Example
To call a constructor which is present in another class make use of base keyword
class DemoBase{ public DemoBase(int firstNumber, int secondNumber, int thirdNumber){ System.Console.WriteLine("Base class Constructor"); System.Console.WriteLine($"{firstNumber} {secondNumber} {thirdNumber}"); } } class Demo : DemoBase{ public Demo(int firstNumber, int secondNumber, int thirdNumber) : base(firstNumber, secondNumber, thirdNumber){ System.Console.WriteLine("Derived class Constructor"); System.Console.WriteLine($"{firstNumber} {secondNumber} {thirdNumber}"); } } class Program{ static void Main(){ Demo obj = new Demo(1, 2, 3); Console.ReadLine(); } }
Output
Base class Constructor 1 2 3 Derived class Constructor 1 2 3
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