C# String ToUpper()

Description

String ToUpper() returns a copy of this string converted to uppercase.

Syntax

String.ToUpper() has the following syntax.

public string ToUpper()

Returns

String.ToUpper() method returns The uppercase equivalent of the current string.

Example

The following example calls the ToUpper method.

using System;/*  w w w . j av a  2  s  . c  om*/

public class Example
{
   public static void Main()
   {
       string string1 = "asdf".ToUpper();
       Console.WriteLine(string1);
   }
}

The code above generates the following result.