private void Chek_Click(object sender, EventArgs e) { Is.Clear(); string str = Text.Text, word = Word.Text; if (word == "") { return; } Regex reg = new Regex(@"\b" + word + @"\b", RegexOptions.IgnoreCase); if (reg.IsMatch(str)) { Is.Text = "да"; } else { Is.Text = "нет"; } }
public void ResetIs() => Is.Clear();