web3-eth-personal

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.

README

web3-eth-personal

This is a sub package of web3.js

This is the personal package to be used in the web3-eth package. Please read the documentation for more.

Installation

Node.js

npm install web3-eth-personal

In the Browser

Build running the following in the web3.js repository:

npm run-script build-all

Then include dist/web3-eth-personal.js in your html file. This will expose the Web3EthPersonal object on the window object.

Usage

// in node.js
var Web3EthPersonal = require('web3-eth-personal');

var personal = new Web3EthPersonal('ws://localhost:8546');