Use? System. Assemble. Generics;
Use? System. Component model;
Use? System. Data;
Use? System. Drawing;
Use? System. Linq
Use? System. Text;
Use? System. Windows . Forms
//Note that the Lable property should be changed to public.
Namespace? Windows forms application 2
{
Public? Part? Class? Form 1？ :? form
{
Public? Form 1 ()
{
initialize component()；
}
Private? Invalid? Button 1_Click (object? Sender? EventArgs？ e)
{
Form2？ fr2？ =? New? Form2 (this);
fr2。 show()；
}
}
}
Use? System;
Use? System. Assemble. Generics;
Use? System. Component model;
Use? System. Data;
Use? System. Drawing;
Use? System. Linq
Use? System. Text;
Use? System. Windows . Forms
Namespace? Windows forms application 2
{
Public? Part? Class? Form2？ :? form
{
Public? Form 2 ()
{
initialize component()；
}
Private? Form 1？ _ fr 1；
Public? Form2(Form 1？ fr 1)
{
initialize component()；
_fr 1？ =? fr 1；
}
Private? Invalid? Form2_Load (object? Sender? EventArgs？ e)
{
MessageBox。 Show (? _fr 1.label 1 text);
}
}
}