private void btnDiscover_Click(object sender, EventArgs e)

{

    lbMethods.Items.Clear();

    lbProperties.Items.Clear();

    lbConstructor.Items.Clear();

    string typeName = txtTypeName.Text.Trim();

    Type t = Type.GetType(typeName);

    if (t == null)

    {

        MessageBox.Show("Type Is No Exit, Please Enter A Right Type!", "Warnning", MessageBoxButtons.OK);

        txtTypeName.Clear();

        txtTypeName.Focus();

    }

    else

    {

        MethodInfo[] methods = t.GetMethods();

        PropertyInfo[] properties = t.GetProperties();

        ConstructorInfo[] constructors = t.GetConstructors();

        foreach (var method in methods)

        {

            lbMethods.Items.Add(string.Concat(method.ReturnType.Name," ", method.Name));

        }

        foreach (var property in properties)

        {

        　　lbProperties.Items.Add(string.Concat(property.PropertyType.Name, " ", property.Name));

        }

        foreach (var constructor in constructors)

        {

        　　lbConstructor.Items.Add(constructor.ToString());

        }

    }

}