How to Convert a Character to Upper Case in C# using Char.ToUpper ?

Published on October 6, 2012 by Senthil Kumar

Filed under C#

Last modified October 6, 2012

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The Char class provides the method ToUpper which will convert the any given character to its corresponding upper case character from lower case character.

The Char.ToUpper accepts the character as parameter and returns the char with the Upper Case .

Below is a sample sourcecode demonstrating How to Convert a Character to Upper Case in C# using Char.ToUpper ?

using System;
namespace ConsoleApplication1
    class Program
        static void Main(string[] args)
            string inputString = "Welcome to Abundant Code $";
            string outputString = string.Empty;
            foreach(char input in inputString)
                outputString += Char.ToUpper(input);

            Console.WriteLine("The uppercase string is " + outputString);

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