/**
 * A simple function to calculate the sum of two numbers.
 *
 * @param {number} a - The first number.
 * @param {number} b - The second number.
 * @returns {number} The sum of the two numbers.
 */

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

/**
 * Logs a greeting message to the console.
 *
 * @param {string} name - The name to greet.
 */
function greet(name) {
  console.log(`Hello, ${name}!`);
}

// Example usage
const result = add(5, 10);

console.log(`The result is: ${result}`);

greet("Alice"); // Replaced 'Alice' with "Alice"

/**
 * An example class demonstrating basic TypeScript features in JavaScript.
 */
class Person {
  /**
   * Creates an instance of Person.
   *
   * @param {string} name - The name of the person.
   * @param {number} age - The age of the person.
   */
  constructor(name, age) {
    this.name = name;
    this.age = age;
  }

  /**
   * Introduces the person.
   *
   * @returns {string} A greeting message.
   */
  introduce() {
    return `Hi, I'm ${this.name} and I'm ${this.age} years old.`;
  }
}

// Example usage of the Person class
const person = new Person("Bob", 25); // Replaced 'Bob' with "Bob"
console.log(person.introduce());