C# String ToUpper(CultureInfo)

Description

String ToUpper(CultureInfo) returns a copy of this string converted to uppercase, using the casing rules of the specified culture.

Syntax

String.ToUpper(CultureInfo) has the following syntax.

public string ToUpper(
  CultureInfo culture
)

Parameters

String.ToUpper(CultureInfo) has the following parameters.

• culture - An object that supplies culture-specific casing rules.

Returns

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

Example

The following example converts a string of lowercase characters to two strings of uppercase characters using the English-United States and Turkish-Turkey cultures, then compares the uppercase strings.

using System;//from www  .  ja va2 s .  co m
using System.Globalization;

class Example 
{
    public static void Main() 
    {
       string str1 = "indigo";
       string str2, str3;

       // str2 is an uppercase copy of str1, using English-United States culture.
       str2 = str1.ToUpper(new CultureInfo("en-US", false));

       // str3 is an uppercase copy of str1, using Turkish-Turkey culture.
       str3 = str1.ToUpper(new CultureInfo("tr-TR", false));

       Console.WriteLine(str2);
       Console.WriteLine(str3);
    }
}

The code above generates the following result.