Polygon Mumbai Testnet Smart Contract

Technologies: Node | Metamask | Polygon Mumbai Testnet | Alchemy | Hardhat | Solidity | Ethers.js

Tutorial: Web3 University

Note: .env file contains the following:

ALCHEMY_API_KEY
ALCHEMY_API_URL
METAMASK_PRIVATE_KEY
CONTRACT_ADDRESS

To Initialize:

git clone
npm install
Setup Metamask Wallet Chrome extension and Alchemy API key
Configure .env file

To Run:

npx hardhat compile
Edit interact.js with new message for update function
npx hardhat run scripts/interact.js

Deployed Smart Contract: