Char Structure « Char « Essential Types

The Char structure has methods to compare char objects, convert the char object to an another type, and determine the Unicode category of a Char object.


using System;

public class Test{
  public static void Main() {
    char chA = 'A';
    char ch1 = '1';
    string str = "java2s.com"; 

    Console.WriteLine(chA.CompareTo('B'));      
    Console.WriteLine(chA.Equals('A'));        
    Console.WriteLine(Char.GetNumericValue(ch1));  
    Console.WriteLine(Char.IsControl('\t'));    
    Console.WriteLine(Char.IsDigit(ch1));      
    Console.WriteLine(Char.IsLetter(','));      
    Console.WriteLine(Char.IsLower('u'));      
    Console.WriteLine(Char.IsNumber(ch1));      
    Console.WriteLine(Char.IsPunctuation('.'));  
    Console.WriteLine(Char.IsSeparator(str, 4));
    Console.WriteLine(Char.IsSymbol('+'));      
    Console.WriteLine(Char.IsWhiteSpace(str, 4));  
    Console.WriteLine(Char.Parse("S"));        
    Console.WriteLine(Char.ToLower('M'));      
    Console.WriteLine('x'.ToString());        
  }
}


-1
True
1
True
True
False
True
True
True
False
True
False
S
m
x