C# Convert ToChar(String, IFormatProvider)

Description

Convert ToChar(String, IFormatProvider) converts the first character of a specified string to a Unicode character, using specified culture-specific formatting information.

Syntax

Convert.ToChar(String, IFormatProvider) has the following syntax.

public static char ToChar(
  string value,
  IFormatProvider provider
)

Parameters

Convert.ToChar(String, IFormatProvider) has the following parameters.

• value - A string of length 1 or null.
• provider - An object that supplies culture-specific formatting information. This parameter is ignored.

Returns

Convert.ToChar(String, IFormatProvider) method returns A Unicode character that is equivalent to the first and only character in value.

Example

The following example converts a string representation of a Char value with the ToChar method, using an IFormatProvider object that displays the type of the format provider for which it is called.

using System;//w  ww  .ja va 2 s.  c  o  m
using System.Globalization;

public class DummyProvider : IFormatProvider
{
    public object GetFormat(Type argType)
    {
        string argStr = argType.ToString();
        if (argStr == "")
            argStr = "Empty";
        argStr = argStr.Substring(argStr.LastIndexOf('.') + 1);

        Console.Write("{0,-20}", argStr);
        return null;
    }
}

class ConvertNonNumericProviderDemo
{
    public static void Main()
    {
        DummyProvider provider = new DummyProvider();
    

        string Int32A = "-123456789";


        Console.WriteLine(Convert.ToChar(Int32A, provider));

    }
}

The code above generates the following result.