private void BTequal_Click(object sender, EventArgs e)
{
TBscreen.AppendText("\r\n");
add_array();
get_actions();
double a = arr[0];
double b;
for (int i = 0; i < actions.Length; i++)
{
b = arr[i + 1];
switch (actions[i])
{
case '+':
a = a + b;
break;
case '-':
a = a - b;
break;
case '*':
a = a * b;
break;
case '/':
a = a / b;
break;
}
}
TBscreen.AppendText(a + "\r\n\r\n");
}
private void BTminus_Click(object sender, EventArgs e)
{
TBscreen.Text = "";
num += '-';
TBscreen.AppendText(num);
}
private void BT1_Click(object sender, EventArgs e)
{
num += '1';
TBscreen.Text = "";
TBscreen.AppendText(num);
}
private void BTdivide_Click(object sender, EventArgs e)
{
TBscreen.Text = "";
num += '/';
TBscreen.AppendText(num);
}