how to make so that Form2 when you click on Button1 not opened for the second time?

Posted by Saska on Stack Overflow See other posts from Stack Overflow or by Saska
Published on 2010-04-28T05:38:57Z Indexed on 2010/04/28 5:43 UTC
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private void Button1_Click (object sender, EventArgs e)
(
    Form2 f2 = new Form2 ();
    f2.Show ();
)

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