static void Main()
{
childClass a = new childClass(5);
Console.WriteLine(a.num); //5
a.edit(6);
Console.WriteLine(a.num); //6
}
private void button1_Click(object sender, EventArgs e)
{
myBassClass mB = new myBassClass("GG");
childClass cB = new childClass("CB", 12);
}