Syntax for Simple if

           if (condition)

           {

                    Statements

                    .

                    .

                    .

           }

if statement will evaluate the condition. If it is true, it will execute the statements that follow it. Otherwise, it will leave the block of statements that are followed by it

Example:-

using System; using System.Collections.Generic; using System.Linq; using System.Text; namespace CABasics {     class IFExample6     {         static void Main(string[] args)         {             int N;             Console.WriteLine("Enter any Number either 1 or 2");             N=Convert.ToInt32(Console.ReadLine());             if (N == 1)             {                 Console.WriteLine("Hai");             }                         if (N == 2)             {                 Console.WriteLine("Hellow");             }             Console.ReadLine();         }     } }

Output:-