JavaScript Testing

Grab bag of JavaScript functions

HTML

<div id="result"></div>

JavaScript

function sum(a, b) {
  return a + b;
}

function subtract(a, b) {
  return a - b;
}

function multiply(a, b) {
  return a * b;
}

function divide(a, b) {
  return a / b;
}

function fibonacci(num) {
  if (num <= 1) return 1;

  return fibonacci(num - 1) + fibonacci(num - 2);
}

// Test sum
//const result = sum(5, 1);

// Test subtract
//const result = subtract(3, 4);

// Test subtract
//const result = subtract(3, 4);

// Test multiply
//const result = multiply(3, 4);

// Test fibonacci
const result = fibonacci(4);

// Show results
document.getElementById('result').innerHTML = result;