using System; namespace HandyControlDemo.Tools { public class AssemblyHelper { private static readonly string NameSpaceStr = typeof(AssemblyHelper).Assembly.GetName().Name; public static object CreateInternalInstance(string className) { try { var type = Type.GetType($"{NameSpaceStr}.{className}"); return type == null ? null : Activator.CreateInstance(type); } catch { return null; } } } }