Tax Calculator

Welcome to the Tax Calculator! This simple yet powerful tool helps you calculate your tax liabilities quickly and accurately. Say goodbye to complicated tax calculations and hello to financial clarity!

Website Link

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Overview

This Tax Calculator is a web application developed using HTML, CSS, and JavaScript. It provides a simple yet powerful tool to calculate taxes based on various parameters such as income, age, and deductions.

Features

• User-Friendly Interface: The interface is designed to be intuitive and easy to use.
• Input Validation: The calculator validates user inputs to ensure accurate calculations and prevent errors.
• Dynamic Calculation: Taxes are calculated dynamically based on the user's input.
• Age-Based Tax Rates: Different tax rates are applied based on the user's age category.
• Customizable Deductions: Users can input applicable deductions to tailor the calculation to their specific situation.
• Error Handling: The calculator provides clear error messages to guide users in case of invalid inputs.

Getting Started

To use the Tax Calculator, simply open the index.html file in a web browser. Input your annual income, extra income, age, and applicable deductions, then click the "Submit" button to calculate your taxes.

Input Fields

• Annual Income: Enter your gross annual income or salary.
• Extra Income: Specify any additional income from other sources.
• Age: Input your age for accurate age-based tax calculations.
• Deductions: Enter the total applicable deductions to adjust your taxable income.

Submit

After filling in all the details, click the "Submit" button to see your calculated tax amount. Get ready to gain insights into your financial status and plan for the future with confidence!

Technologies Used

• HTML
• CSS
• JavaScript

Test Cases

1. Test Case: Verify the display of the starting introduction window.

Description: Upon opening the tax calculator application, ensure that the proper introduction window is displayed, providing users with an overview of the application's purpose and functionality.

2. Test Case: Test the functionality of the "Calculate Now" button in the introduction window.

Description: Click on the "Calculate Now" button in the introduction window and confirm that it navigates to the main tax calculation window.

3. Test Case: Check if all input fields are visible and accessible.

Description: Confirm that all input fields for annual income, extra income, age, and deductions are Not Empty.

4. Test Case: Validate input Fields.

Description: Test if the calculator accepts only numerical values for annual income and displays an error message for non-numeric inputs.

5. Test Case: Validate the functionality of the submit button.

Description: Confirm that clicking the submit button triggers the tax calculation process and displays the result accurately.

6. Test Case: Test the tax calculation for Selecting age-Group.

Description: Verify that the tax calculator correctly handles Through Age-Group.

7. Test Case: Verify the display of error message upon hovering over the question mark icon.

Description: Hover over the question mark icon next to an input field and confirm that a pop-up message appears, providing proper error handling guidance or additional information related to the input field.

8. Test Case: Validate border color change based on input type.

Description: Enter character or unique symbol values in an input field and confirm that the border color changes to red, indicating an invalid input. Then, enter numeric values only in the input field and verify that the border color changes to green, indicating valid input.

END Note

"Thank you for visiting the Tax Calculator repository! We hope you found this project insightful and useful. Feel free to explore the code, contribute, or use it as a reference for your projects. Happy coding!"