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Char.ToLower Method (Char, CultureInfo)

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

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

public static char ToLower(
	char c,
	CultureInfo culture
)

Parameters

c
Type: System.Char

The Unicode character to convert.

culture
Type: System.Globalization.CultureInfo

An object that supplies culture-specific casing rules.

Return Value

Type: System.Char
The lowercase equivalent of c, modified according to culture, or the unchanged value of c, if c is already lowercase or not alphabetic.

ExceptionCondition
ArgumentNullException

culture is null.

Use String.ToLower to convert a string to lowercase.

The following code example demonstrates ToLower.

using System;
using System.Globalization;  // for CultureInfo 

public class ToLowerSample {
	public static void Main() {
		Console.WriteLine(Char.ToLower('A'));				// Output: "a"
	}
}

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Portable Class Library

Supported in: Portable Class Library

.NET for Windows Phone apps

Supported in: Windows Phone 8.1, Windows Phone 8, Silverlight 8.1

Windows Phone 8.1, Windows Phone 8, Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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