• Article

Char.ToUpper Method (Char, CultureInfo)

Microsoft Silverlight will reach end of support after October 2021. Learn more.

Converts the value of a specified Unicode character to its uppercase equivalent using specified culture-specific formatting information.

Namespace:  System
Assembly:  mscorlib (in mscorlib.dll)

Syntax

'Declaration
Public Shared Function ToUpper ( _
    c As Char, _
    culture As CultureInfo _
) As Char

public static char ToUpper(
    char c,
    CultureInfo culture
)

Parameters

Return Value

Type: System.Char
The uppercase equivalent of c, modified according to culture, or the unchanged value of c if c is already uppercase, has no uppercase equivalent, or is not alphabetic.

Exceptions

Exception Condition
ArgumentNullException

culture is nulla null reference (Nothing in Visual Basic).

Remarks

Use String.ToUpper to convert a string to uppercase.

Notes to Callers

On Mac OS X v 10.4 and earlier versions, converting a Char to uppercase by specifying a culture other than the current culture is not supported.

Version Information

Silverlight

Supported in: 5, 4, 3

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

XNA Framework

Supported in: Xbox 360, Windows Phone OS 7.0

Platforms

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.