C# (CSharp) Zadanie_4 blank.Cut примеры использования

Пример #1

        private void cutToolStripMenuItem_Click(object sender, EventArgs e)
        {
            blank frm = (blank)this.ActiveMdiChild;

            frm.Cut();
        }

Пример #2

        private void tbCut_Click(object sender, EventArgs e)
        {
            blank frm = (blank)this.ActiveMdiChild;

            frm.Cut();
        }