Good dApps stay in sync. Use these listeners to keep the UI accurate:

: Functions to detect window.ethereum and request account access.

: Never store private keys or sensitive data within these client-side JS files.

This project provides the foundational JavaScript logic required to bridge a web browser with the MetaMask wallet. It handles the "handshake" between your decentralized application (dApp) and the user's blockchain account. 📂 Core Components The contents typically include:

: Always wrap API calls in try/catch blocks to handle user rejections (Error Code 4001 ).

: Handlers for when a user switches accounts or changes networks (e.g., from Ethereum Mainnet to Polygon).

accountsChanged : Triggered when the user swaps profiles in MetaMask. chainChanged : Triggered when the network is switched. 💡 Key Best Practices