A simple module for creating, manipulating and signing ethereum transactions
JavaScript
Latest commit 3e9d0ce Dec 14, 2016 @kumavis kumavis committed on GitHub Merge pull request #45 from ethereumjs/feat/eip155-refactor
tests - EIP155 - test sign tx with specified chainId

README.md

SYNOPSIS

NPM Package Build Status Coverage Status Gitter or #ethereumjs on freenode

js-standard-style

INSTALL

npm install ethereumjs-tx

USAGE

var Tx = require('ethereumjs-tx')
var privateKey = new Buffer('e331b6d69882b4cb4ea581d88e0b604039a3de5967688d3dcffdd2270c0fd109', 'hex')

var txParams = {
  nonce: '0x00',
  gasPrice: '0x09184e72a000', 
  gasLimit: '0x2710',
  to: '0x0000000000000000000000000000000000000000', 
  value: '0x00', 
  data: '0x7f7465737432000000000000000000000000000000000000000000000000000000600057'
  // EIP 155 chainId - mainnet: 1, ropsten: 3
  chainId: 3
}

var tx = new Tx(txParams)
tx.sign(privateKey)
var serializedTx = tx.serialize()

Note: this package expects ECMAScript 6 (ES6) as a minimum environment. From browsers lacking ES6 support, please use a shim (like es6-shim) before including any of the builds from this repo.

BROWSER

For a browser build please see https://github.com/ethereumjs/browser-builds.

API

./docs/

LICENSE

MPL-2.0