The ethclient package dials an RPC endpoint to read blocks, logs and balances. abigen generates typed Go bindings from an ABI so contract calls are compile-time checked. Signing needs a key and chain id; always simulate with CallContract before sending.
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Blockchain · hard
42. go-ethereum as a Library
ethclient, ABI binding and transactions.
Check your understanding
1. Which tool generates typed contract bindings?
2. Chain id in a signature prevents…