function performCalculation() {
let num1 = parseFloat(document.getElementById(“number1”).value);
let num2 = parseFloat(document.getElementById(“number2”).value);
let operation = document.getElementById(“operation”).value;
let result;
if (isNaN(num1) || isNaN(num2)) {
alert(“Please enter valid numbers in both fields.”);
return;
}
switch (operation) {
case “add”:
result = num1 + num2;
break;
case “subtract”:
result = num1 – num2;
break;
case “multiply”:
result = num1 * num2;
break;
case “divide”:
if (num2 === 0) {
alert(“Cannot divide by zero.”);
return;
}
result = num1 / num2;
break;
}
document.getElementById(“result”).value = result;
}
function resetCalculator() {
document.getElementById(“simpleCalculatorForm”).reset();
document.getElementById(“result”).value = “”;
}
