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:

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

To Run:

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

Deployed Smart Contract: