In this program, you’ll learn to make a simple calculator using switch..case in C# Console Application.
This calculator would be able to add, subtract, multiply and divide two numbers.
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Source Code:
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static void Main(string[] args) { double num1; double num2; string operand; ConsoleKeyInfo status; double answer; while (true) { Console.Write("Enter First Number : "); num1 = Convert.ToDouble(Console.ReadLine()); Console.Write("Enter Second Number : "); num2 = Convert.ToDouble(Console.ReadLine()); Console.Write("Please enter an operand (+, -, /, *): "); operand = Console.ReadLine(); switch (operand) { case "-": answer = num1 - num2; break; case "+": answer = num1 + num2; break; case "/": answer = num1 / num2; break; case "*": answer = num1 * num2; break; default: answer = 0; break; } Console.WriteLine(num1.ToString() + " " + operand + " " + num2.ToString() + " = " + answer.ToString()); Console.WriteLine("\n\n Do You Want To Break (Y/y)"); status = Console.ReadKey(); if (status.Key == ConsoleKey.Y) { break; } Console.Clear(); } } |
