void OnSelectOperator(object sender, EventArgs e)
{
Button button = (Button)sender;
string pressed = button.Text;
if (((currentState == -2 || currentState == -1 || currentState == 1) && pressed == "%") ||
pressed == "√" || pressed == "x²" || pressed == "1/x")
{
result = SimpleCalculator.Calculate(firstNumber, 1, pressed);
this.resultText.Text = result.ToString();
firstNumber = result;
currentState = -1;
}
else if (currentState == 2)
{
result = SimpleCalculator.Calculate(firstNumber, secondNumber, mathOperator);
this.resultText.Text = result.ToString();
firstNumber = result;
currentState = -1;
}
mathOperator = pressed;
currentState = -2;
}
protected void OnCalculate(Object sender, EventArgs e)
{
if (currentState == 2)
{
double result = SimpleCalculator.Calculate(value1, value2, mathOperator);
resultText.Text = result.ToString();
value1 = result;
currentState = -1;
}
}
void OnCalculate(object sender, EventArgs e)
{
if (currentState == 2)
{
var result = SimpleCalculator.Calculate(firstNumber, secondNumber, mathOperator);
this.resultText.Text = result.ToString();
firstNumber = result;
currentState = -1;
}
}
protected void OnCalculate(object sender, EventArgs e)
{
if (_currentState == 2)
{
var result = SimpleCalculator.Calculate(_firstNumber, _secondNumber, _mathOperator);
this._resultText.Text = Math.Round(result, 5).ToString(); //.ToString("N0");
_firstNumber = result;
_currentState = -1;
}
}
private void OnCalculate(object sender, EventArgs e)
{
if (_currentState == 2)
{
var result = SimpleCalculator.Calculate(_firstNumber, _secondNumber, _mathOperator);
LblResultText.Text = result.ToString("N0");
_firstNumber = result;
_currentState = -1;
}
}
protected void OnCalculate(object sender, EventArgs e)
{
if (_currentState == 2)
{
var result = SimpleCalculator.Calculate(_firstNumber, _secondNumber, _mathOperator);
LblResultText.Text = $" = {Math.Round(result, 5).ToString()}"; //.ToString("N0");
LblOperationText.Text = $"{_firstNumber} {_mathOperator} {_secondNumber}";
_firstNumber = result;
_currentState = -1;
}
}
static void Main(string[] args)
{
while (true)
{
Console.ForegroundColor = ConsoleColor.Green;
Console.WriteLine("Калькулятор со скобками и операциями +-*/ .Если хочешь получить нормальный результат ,то не дели на нуль.А так же, Ставь пробелы после каждой скобки-числа-оператора .Например : пиши не 2*(2+2), а пиши 2 * ( 2 + 2 ).Вы так же можете использовать константу P (записывать в верхнем регистре и на английском).");
Console.Write("Введите выражение: ");
SimpleCalculator calculator = new SimpleCalculator();
string expression = Console.ReadLine();
Console.WriteLine(calculator.Calculate(expression));
Console.ReadLine();
Console.Clear();
}
}
static void Main(string[] args)
{
if (args.Length < 1)
{
Console.WriteLine("Please enter calculation string");
}
List <IOperation> operations = new()
{
new AdditionOperation(),
new SubstractionOperation(),
new MultiplicationOperation(),
new DivisionOperation()
};
ICalculator calculator = new SimpleCalculator(operations);
calculator.Calculate(args[0]);
}
}
//When we are ready to calculate the equation
void OnCalculate(object sender, EventArgs e)
{
string eq = this.equation.Text;
if (Regex.Matches(eq, @"[a-zA-Z]").Count > 1) //If there are any letters in the string it is not a math equation
{
this.resultText.Text = "Error: Invalid Equation; Letters are present";
return;
}
int counter = 0;
for (int i = 0; i < eq.Length; i++) //Check to make sure the same number of opening as closing parentheses
{
if (eq[i] == '(')
{
counter++;
}
else if (eq[i] == ')')
{
counter--;
}
}
if (counter != 0) //If the counter != 0 then we know the number of closing or opening parantheses is off
{
this.resultText.Text = "Error: Invalid Equation; Wrong number of parenthesis";
return;
}
double result = SimpleCalculator.Calculate(eq);
if (result == -1)
{
this.resultText.Text = "Error: Invalid Equation; Wrong number of operators or arguments";
return;
}
this.resultText.Text = result.ToString();
}