C# Extension Method: Object - ToInt64OrDefault

CSharp · Console

/Program.cs

// C# Extension Method
// Doc: https://csharp-extension.com/en/method/1002495/object-toint64ordefault

// @nuget: Z.ExtensionMethods

using System;
					
public class Program
{
	public static void Main()
	{
		object val1 = 123;
        object val2 = "10986423210";
		object thisInvalid = "A100";
		
		string format = "{0, -20} {1, -15}";
		
		Console.WriteLine(format, "Object", "ToInt64OrDefault");
		Console.WriteLine(format, "------", "----------------");
		
		// C# Extension Method: Object - ToInt64OrDefault
		Console.WriteLine(format, val1, val1.ToInt64OrDefault());
		Console.WriteLine(format, val2, val2.ToInt64OrDefault());
		Console.WriteLine(format, thisInvalid, thisInvalid.ToInt64OrDefault());
		Console.WriteLine(format, thisInvalid, thisInvalid.ToInt64OrDefault(-1));
		Console.WriteLine(format, thisInvalid, thisInvalid.ToInt64OrDefault(() => -2));
	}
}