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windows form

Last Modified: 2016-02-18
Hi guys ,

I'm trying to update datagrideview with button, here is my code:

//update button
        private void button1_Click(object sender, EventArgs e)

            //PasssaveEntities db = new PasssaveEntities();

            //var upd = (from u in db.t_Login where u.Id == u.Id select u);

            //dataGridView1.DataSource = (upd);

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