Address Book dApp

Used Techniques

Hardhat

• Nested Mappings

Learned

Hardhat/Solidity

• I have learned about Nested Mappings: https://www.alchemy.com/overviews/solidity-mapping
• You can't directly check if a type string is empty in Solidity, instead we need to convert the string into a type bytes and check its length.

Libraries Used

• Phosphor-icons: Icon pack for React
• React-Modal: Library for handling Modals in React
• @metamask/jazzicon: Avatar's for wallet addresses as used by Metamask
• Framer-Motion: Library to animate elements with