Frontend Mentor - Age calculator app solution

This is a solution to the Age calculator app challenge on Frontend Mentor. Frontend Mentor challenges help you improve your coding skills by building realistic projects.

Table of contents

• Overview
  • The challenge
  • Screenshot
  • Links
• My process
  • Built with
  • What I learned
  • Useful resources
• Author

Overview

The challenge

Users should be able to:

• View an age in years, months, and days after submitting a valid date through the form
• Receive validation errors if:
  • Any field is empty when the form is submitted
  • The day number is not between 1-31
  • The month number is not between 1-12
  • The year is in the future
  • The date is invalid e.g. 31/04/1991 (there are 30 days in April)
• View the optimal layout for the interface depending on their device's screen size
• See hover and focus states for all interactive elements on the page
• Bonus: See the age numbers animate to their final number when the form is submitted

Screenshot

Mobile version

Desktop version

Links

• Live Site
• Repository

My process

Built with

• Best Practice
• CSS Flexbox
• Semantic HTML5 markup
• Mobile-first workflow
• Web Accebility

What I learned

How to calculate age in year, month and day.

Useful resources

• College Vidya Tool - Age calculator app - Here is where I've easily learned how to calculate age in year, month and day. So, go to this website, anyone who is stuck and needs to learn more about it.

Author

• Frontend Mentor - @alberto-rj
• GitHub - @alberto-rj
• Twitter - @albertorauljose