C# Extension Method: Object - ToNullableCharOrDefault

CSharp · Console

/Program.cs

// C# Extension Method
// Doc: https://csharp-extension.com/en/method/1002503/object-tonullablecharordefault

// @nuget: Z.ExtensionMethods

using System;
					
public class Program
{
	public static void Main()
	{
		object val1 = 'a';
        object val2 = '-';
		object thisNull = null;
		object thisInvalid = "FizzBuzz";
		
		string format = "{0, -20} {1, -15}";
		
		Console.WriteLine(format, "Object", "ToNullableCharOrDefault");
		Console.WriteLine(format, "------", "-----------------------");
		
		// C# Extension Method: Object - ToNullableCharOrDefault
		Console.WriteLine(format, val1, val1.ToNullableCharOrDefault());
		Console.WriteLine(format, val2, val2.ToNullableCharOrDefault());
		Console.WriteLine(format, "null", thisNull.ToNullableCharOrDefault());
		Console.WriteLine(format, thisInvalid, thisInvalid.ToNullableCharOrDefault());
		Console.WriteLine(format, thisInvalid, thisInvalid.ToNullableCharOrDefault('.'));
		Console.WriteLine(format, thisInvalid, thisInvalid.ToNullableCharOrDefault(() => '.'));
	}
}