int i = 10, j = 20;

​

if (i < j)

{   

    Console.WriteLine("i is less than j");

}        

​

if (i > j)

{

    Console.WriteLine("i is greater than j");

}

(condition ? [true value] : [false value])

​

int x = a ? b : c;

string text = Console.ReadLine();

if(text == "yes")

{

    Console.WriteLine("Correct!");

}

else

{

    Console.WriteLine("Incorrect!");

}

if (statment) {

}

else if (statment) {

​

}

if (time <10)

{

  Console.WriteLine("Good morning.");

}

else

{

  Console.Writeline("Hatdog");

}

if (condition) 

{

  // block of code to be executed if the condition is True

}

 int x = 12;

 if (x == 12) Console.WriteLine("Yes"); else Console.WriteLine("NO");

if (x == 0)

{

  Console.WriteLine("hello world");

}

else

{

  return 5;

}

using System;

​

namespace Conditional

{

    class IfElseIfStatement

    {

        public static void Main(string[] args)

        {

            int number = 12;

​

            if (number < 5)

            {

                Console.WriteLine("{0} is less than 5", number);

            }

            else if (number > 5)

            {

                Console.WriteLine("{0} is greater than 5", number);

            }

            else

            {

                Console.WriteLine("{0} is equal to 5");

            }

        }

    }

}