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Build a Loan Calculator Website

Introduction

Hello, developers! I’m excited to present my latest project: aLoan Calculator. This project is ideal for those interested in creating a practical and interactive loan calculator using JavaScript. It’s a fantastic way to learn about handling user inputs and performing financial calculations on the web.

Project Overview

TheLoan Calculatoris a web-based tool that calculates the monthly payment for a loan based on the loan amount, interest rate, and the number of months to repay. This project demonstrates how to build a financial tool with a clean and user-friendly interface using HTML, CSS, and JavaScript.

Features

Dynamic Calculation: Automatically calculates and displays the monthly payment based on user inputs.
User Input Handling: Allows users to enter and adjust the loan amount, interest rate, and repayment period.
Responsive Design: The calculator is styled to be visually appealing and functional across various devices.

Technologies Used

HTML: Provides the structure for the Loan Calculator.
CSS: Styles the calculator to ensure it is visually appealing and user-friendly.
JavaScript: Handles the logic for calculating the loan payment and updating the display based on user inputs.

Project Structure

Here’s an overview of the project structure:

Loan-Calculator/ ├── index.html ├── style.css └── script.js

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index.html: Contains the HTML structure for the Loan Calculator.
style.css: Includes CSS styles to create a modern and responsive design.
script.js: Manages the calculation functionality and updates the display.

Installation

To get started with the project, follow these steps:

Clone the repository:

git clone https://github.com/abhishekgurjar-in/Loan-Calculator.git

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Open the project directory:
```
cd Loan-Calculator
```
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Run the project:
- Open the index.html file in a web browser to view the Loan Calculator.

Usage

Open the websitein a web browser.
Enter the loan amount, interest rate, and months to repay.
View the calculated monthly paymentdisplayed below the input fields.

Code Explanation

HTML

The index.html file defines the structure of the Loan Calculator, including the input fields and display area for the monthly payment. Here’s a snippet:

      Loan Calculator   
   Loan Calculator
 Loan Amount $  
 Interest Rate %  
 Months to pay  
 Monthly Payment:
 
  Made with ❤️ by Abhishek Gurjar

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CSS

The style.css file styles the Loan Calculator, making it attractive and easy to use. Below are some key styles:

body { background: #4285f4; padding: 0; margin: 0; display: flex; height: 100vh; flex-direction: column; justify-content: center; align-items: center; font-family: 'Courier New', Courier, monospace; } .container { background: black; color: aliceblue; padding: 20px; border-radius: 10px; } .input { width: 100%; font-size: 20px; height: 30px; } .payment { font-weight: 600; font-size: 20px; } .footer { color: white; margin-top: 120px; text-align: center; }

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JavaScript

The script.js file contains the logic for calculating the loan payment and updating the display. Here’s a snippet:

function calculateLoan() { let loanAmountValue = document.getElementById("loan-amount").value; let interestRateValue = document.getElementById("interest-rate").value; let MonthsToPayValue = document.getElementById("months-to-pay").value; let interest = (loanAmountValue * (interestRateValue * 0.01)) / MonthsToPayValue; let monthlyPayment = (loanAmountValue / MonthsToPayValue + interest).toFixed(2); document.getElementById("payment").innerHTML = `Monthly Payment: ${monthlyPayment}`; }

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Live Demo

You can check out the live demo of the Loan Calculator project here.

Conclusion

Building the Loan Calculator was a rewarding experience, allowing me to apply JavaScript for practical financial calculations. This tool is useful for anyone looking to manage their loan payments effectively and can be a valuable addition to your web development toolkit. I hope you find it helpful and inspiring. Happy coding!