|         | introductory-examples/simple-types/ex2.cs - Demonstrations of the simple type char in C#. | Lecture 2 - slide 7 : 43 Program 2 | 
using System;
class CharDemo{
  public static void Main(){
    char ch1 = 'A',         
         ch2 = '\u0041',                                            
         ch3 = '\u00c6', ch4 = '\u00d8', ch5 = '\u00c5',            
         ch6;
    Console.WriteLine("ch1 is a letter: {0}", char.IsLetter(ch1));  
    Console.WriteLine("{0} {1} {2}", ch3, ch4, char.ToLower(ch5));  
    ch6 = char.Parse("B"); 
    Console.WriteLine("{0} {1}", char.GetNumericValue('3'),         
                                 char.GetNumericValue('a'));        
  }                  
}