React Calculator App

This is a solution to the Calculator app challenge on Frontend Mentor built using ReactJS

Table of contents

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

Note: Delete this note and update the table of contents based on what sections you keep.

Overview

The challenge

Users should be able to:

• See the size of the elements adjust based on their device's screen size
• Perform mathmatical operations like addition, subtraction, multiplication, and division
• Adjust the color theme based on their preference
• Save theme to local storage

Screenshot

Links

• Solution URL
• Live Site URL

My process

Built with

• React
• JSS
• CSS Grid

What I learned

• useReducer hook
• JSS Theme context
• useRef hook
• Basic RegEx

Continued development

• Optimization with useMemo
• Use prefers-color-scheme to get user theme preference
• Prevent too many digits

Useful resources

• Stack Overflow - For providing solutions to all of my problems
• MDN
• JSS-Docs

Author

Built by Aryan Tayal

• Frontend Mentor - @aryan-tayal
• CodePen - @aryancodeworm

Acknowledgments

I would like to thank Lazar who built this challenge with me along with all the others on Colt Steele's Discord Server.