How to access control in FormView

How to access control in FormView: "TextBox DataTitle = (TextBox)DataSourceItemView.FindControl('DataTitle');"




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protected void FormView1_ItemCreated(object sender, EventArgs e)
{
if (FormView1.CurrentMode == FormViewMode.Insert)
{
TextBox txtName =
FormView1.Row.FindControl("CategoryNameTextBox") as TextBox;

txtName.Text = "New Name...";
}

}
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