What is web3-eth-personal?
The web3-eth-personal package is a sub-package of the web3.js library that provides personal management functionalities for Ethereum accounts. It allows you to manage accounts, sign transactions, and interact with the Ethereum network on a personal level.
What are web3-eth-personal's main functionalities?
Create Account
This feature allows you to create a new Ethereum account with a specified password. The code sample demonstrates how to create a new account using the web3-eth-personal package.
const Web3 = require('web3');
const web3 = new Web3('http://localhost:8545');
web3.eth.personal.newAccount('!@superpassword')
.then(console.log);
Unlock Account
This feature allows you to unlock an Ethereum account for a specified duration. The code sample demonstrates how to unlock an account using the web3-eth-personal package.
const Web3 = require('web3');
const web3 = new Web3('http://localhost:8545');
web3.eth.personal.unlockAccount('0x1234567890123456789012345678901234567890', 'password', 600)
.then(console.log);
Sign Transaction
This feature allows you to sign a transaction with a specified account. The code sample demonstrates how to sign a transaction using the web3-eth-personal package.
const Web3 = require('web3');
const web3 = new Web3('http://localhost:8545');
const tx = {
from: '0x1234567890123456789012345678901234567890',
to: '0xabcdefabcdefabcdefabcdefabcdefabcdefabcdef',
value: '1000000000000000000',
gas: 2000000
};
web3.eth.personal.signTransaction(tx, 'password')
.then(console.log);
Send Transaction
This feature allows you to send a transaction from a specified account. The code sample demonstrates how to send a transaction using the web3-eth-personal package.
const Web3 = require('web3');
const web3 = new Web3('http://localhost:8545');
const tx = {
from: '0x1234567890123456789012345678901234567890',
to: '0xabcdefabcdefabcdefabcdefabcdefabcdefabcdef',
value: '1000000000000000000',
gas: 2000000
};
web3.eth.personal.sendTransaction(tx, 'password')
.then(console.log);
Other packages similar to web3-eth-personal
ethers
The ethers.js library is a complete and compact library for interacting with the Ethereum blockchain. It provides similar functionalities to web3-eth-personal, such as account management, signing transactions, and interacting with smart contracts. Ethers.js is known for its simplicity and ease of use.
ethjs
Ethjs is a highly modular and lightweight library for interacting with the Ethereum blockchain. It provides similar functionalities to web3-eth-personal, including account management and transaction signing. Ethjs is designed to be minimalistic and efficient.
truffle-hdwallet-provider
Truffle HDWallet Provider is a provider for Ethereum that allows you to sign transactions using a hierarchical deterministic wallet. It provides functionalities similar to web3-eth-personal, such as account management and transaction signing, but is specifically designed for use with HD wallets.
web3.js - Web3-Eth-Personal
This is a sub-package of web3.js.
web3-eth-personal
Web3 module to interact with the Ethereum blockchain accounts stored in the node.
Installation
You can install the package either using NPM or using Yarn
Using NPM
npm install web3-eth-personal
Using Yarn
yarn add web3-eth-personal
Getting Started
Prerequisites
Package.json Scripts
Script | Description |
---|
clean | Uses rimraf to remove dist/ |
build | Uses tsc to build package and dependent packages |
lint | Uses eslint to lint package |
lint:fix | Uses eslint to check and fix any warnings |
format | Uses prettier to format the code |
test | Uses jest to run unit tests |
test:integration | Uses jest to run tests under /test/integration |
test:unit | Uses jest to run tests under /test/unit |