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private void button1_Click(object sender, EventArgs e)
{
Form2 form2 = new Form2();
form2.ShowDialog();
label1.Text = form2.A;
form2.Close();
}
public partial class Form2 : Form
{
public Form2()
{
InitializeComponent();
}
private string _A;
public string A
{
get { return _A; }
set { _A = value; }
}
private void button1_Click_1(object sender, EventArgs e)
{
A = "12";
}
}