Jarivs @點部落

LinqPad

void Main()
{
	var PersonObj = Activator.CreateInstance(typeof(Person));
	var FakePersonObj = Activator.CreateInstance(typeof(FakePerson));

	if (PersonObj is Person)
	{
		PersonObj.Dump();
	}

	if (FakePersonObj is FakePerson)
	{
		FakePersonObj.Dump();

		var fakePerson = (FakePerson)FakePersonObj;
		var fakePerson2 = FakePersonObj as FakePerson;
	}
	
	////無效轉換，拋錯
	try
	{
		var Person = (FakePerson)PersonObj;
		Person.Dump();
	}
	catch (Exception ex)
	{
		ex.Dump();
	}

	//// as example
	try
	{
		var Person2 = PersonObj as FakePerson;
		Person2.Dump();
	}
	catch (Exception ex)
	{
		ex.Dump();
	}
}


public class Person
{
	public int ID { get; set; }
	public string Name { get; set;}
}

public class FakePerson
{
	public int ID { get; set; }
	public string NickName { get; set; }
}

相關參考

余小章 : [C#.NET] 利用 dynamic 簡化反射程式碼?

MSDN Activator

 

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