creating interface in C#
using System;
namespace Grepper_Docs
{
public interface IWhatever
{
bool doSomething(); //Interface methods don't have bodies or modifiers
}
class Program : IWhatever
{
static void Main(string[] args)
{
var pro = new Program();
pro.doSomething();
}
public bool doSomething() //methods must be public
{
return true;
}
}
}interface in c# programiz
using System;
namespace CsharpInterface {
interface IPolygon {
// method without body
void calculateArea(int l, int b);
}
class Rectangle : IPolygon {
// implementation of methods inside interface
public void calculateArea(int l, int b) {
int area = l * b;
Console.WriteLine("Area of Rectangle: " + area);
}
}
class Program {
static void Main (string [] args) {
Rectangle r1 = new Rectangle();
r1.calculateArea(100, 200);
}
}
}Copyright © 2021 Codeinu
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