Exemplos de WindowsFormsApplication3 Form4.Close em C# (CSharp)

Exemplo n.º 1

        private void button2_Click(object sender, EventArgs e)
        {
            Form8 frm8 = new WindowsFormsApplication3.Form8();
            Form4 frm4 = new Form4();

            frm8.Show();
            frm4.Close();
        }