private void AbsentTxt_GotFocus(object sender, RoutedEventArgs e) { if (AbsentTxt.Text == "0") { AbsentTxt.Text = ""; } AbsentTxt.Select(AbsentTxt.Text.Length, 0); }
private void AbsentTxt_KeyUp(object sender, KeyRoutedEventArgs e) { SingleDot(sender); //Control any dot char string str = AbsentTxt.Text; for (int i = 0; i < str.Length; i++) { if (str[i] == '.') { str = str.Remove(i, 1); //Assigning the new value. i--; } } AbsentTxt.Text = str; AbsentTxt.Select(AbsentTxt.Text.Length, 0); }