ethers by hairyf/blockchain-master

Skill based on ethers.js v6.16.0, generated at 2026-02-09. Official docs: https://docs.ethers.org/v6/

Ethers.js is a complete, compact library for interacting with Ethereum: dapps, wallets, and scripts. This skill covers Provider/Signer/Contract separation, units and formatting, ABI, contract calls and events, message signing, and v5→v6 migration.

Core References

Topic	Description	Reference
Provider, Signer, Contract	Read/write separation, BrowserProvider, JsonRpcProvider, connecting	core-provider-signer
Units and Formatting	parseEther, parseUnits, formatEther, formatUnits	core-units-format
ABI	Human-readable ABI, Fragment, encoding, event topics/data	core-abi
Wallet	Wallet, HDNodeWallet, mnemonic, id() for testing	core-wallet
Transactions and Receipts	sendTransaction, wait, getBlockNumber, getFeeData, getTransactionCount	core-transactions
Data and hex utilities	getBytes, toBeHex, ZeroAddress, ZeroHash, encodeBytes32String, solidityPacked	core-utils
Address	getAddress, isAddress, isAddressable, checksum	core-address
Hashing	keccak256, id(string), use in selectors and testing	core-hashing

Features

Contract and Signing

Topic	Description	Reference
Contract	Creation, view/pure, state-changing, staticCall, events, queryFilter	features-contract
Signing	signMessage, verifyMessage, Signature, EIP-191, EIP-712	features-signing
ENS	resolveName, getResolver, getAddress, getText, text records	features-ens
React Native	react-native-quick-crypto registration for performance	features-react-native
Provider options	getDefaultProvider, JsonRpcProvider staticNetwork, broadcastTransaction	features-providers
Contract deployment	ContractFactory, bytecode, deploy(), waitForDeployment, fromSolidity	features-contract-deploy
EIP-712 typed data	signTypedData, verifyTypedData, TypedDataEncoder	features-eip712

Best Practices

Topic	Description	Reference
Error handling	Reverted tx, receipt.status, CALL_EXCEPTION, provider errors	best-practices-errors

Advanced

Topic	Description	Reference
Migrating v5→v6	BigInt, Provider/Contract/Signature, utils renames	advanced-migrating-v6