HTML Scripts for Financial Calculator

The provided HTML code is a basic implementation of a financial calculator designed to calculate the future value of an investment based on user input for the principal amount, annual interest rate, and the number of years. Let's break down the key components and functionality of this financial calculator:

1. HTML Structure: The calculator is enclosed within a <div> element with the class "calculator" for styling purposes. Inside this container, various HTML elements are used to collect user input and display the results.
2. User Input Fields: Three input fields are provided for the user to enter the following details:
   • Principal Amount (<input type="number" id="principal">)
   • Annual Interest Rate (<input type="number" id="rate">)
   • Number of Years (<input type="number" id="time">)
3. Calculate Button: A "Calculate" button (<button>) triggers the calculation when clicked. It calls the calculateFutureValue() JavaScript function.
4. Result Display: Below the "Calculate" button, there is an empty <p> element with the id "futureValueResult" where the calculated future value will be displayed.
5. Styling: Basic CSS styling is applied to enhance the calculator's visual appearance. This includes setting the font, spacing, and button style.
6. JavaScript Function: The JavaScript function calculateFutureValue() is responsible for performing the calculation based on user input. It retrieves the values from the input fields, calculates the future value using the formula for compound interest, and then displays the result below the button.

Overall, this HTML financial calculator is a simple tool that allows users to quickly determine the future value of an investment based on their input. It's a useful example for beginners to understand how HTML, CSS, and JavaScript can be combined to create interactive web-based financial calculators.