Listening to ERC‑20 Transfers in Real Time with Web3.js WebSocket Subscriptions
Learn how to use Web3.js to subscribe to ERC‑20 Transfer events over WebSocket, see a working example, understand trade‑offs, and keep your listener robust.
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web3jsEfficiently Fetch ERC‑20 Transfer Logs with web3.js pastEvents and Block‑Range Pagination
Learn how to use web3.js’ <code>pastEvents</code> with block‑range pagination to fetch all ERC‑20 Transfer logs reliably. A step‑by‑step guide, example code, trade‑offs, and best practices for Goerli USDC events.