您不能没有反思。但是,您 可以 通过反射来实现。这是一个完整的示例:
using System;
using System.Reflection;
public class Generic<T>
{
public Generic()
{
Console.WriteLine("T={0}", typeof(T));
}
}
class Test
{
static void Main()
{
string typeName = "System.String";
Type typeArgument = Type.GetType(typeName);
Type genericClass = typeof(Generic<>);
// MakeGenericType is badly named
Type constructedClass = genericClass.MakeGenericType(typeArgument);
object created = Activator.CreateInstance(constructedClass);
}
}
注意:如果泛型类接受多种类型,则在省略类型名称时必须包含逗号,例如:
Type genericClass = typeof(IReadOnlyDictionary<,>);
Type constructedClass = genericClass.MakeGenericType(typeArgument1, typeArgument2);