# constructor

The constructor of the Computer class creates an instance. It's functionality is described in this API documentation.

# Type

new (config: {
  chain?: 'LTC' | 'BTC' | 'DOGE',
  network?: 'mainnet' | 'testnet' | 'regtest',
  mnemonic?: string,
  path?: string,
  passphrase?: string
  addressType?: 'p2pkh' | 'p2wpkh' | 'p2tr',
  url?: string,
  satPerByte?: number
  dustRelayFee?: number
}) => Computer

# Syntax

new Computer(config)

# Parameters

# config

A configuration object

Key	Description	Default Value
chain	Target blockchain. Values can be 'LTC' or 'BTC'	LTC
network	Target network. Values in 'testnet', 'regtest' or 'mainnet'	regtest
mnemonic	BIP39 mnemonic phrase	Random phrase
path	BIP32 path	m/44'/0'/0'
passphrase	BIP32 passphrase	The empty string
addressType	The address script type. Values in 'p2pkh', 'p2wpkh', 'p2tr'	p2pkh
url	Url of a Bitcoin Computer Node	https://rltc.node.bitcoincomputer.io
satPerByte	Fee in satoshi per byte	2
dustRelayFee	Dust relay fee	30000 on LTC and 3000 on BTC

# Return Value

An instance of the Computer class

# Examples

import { Computer } from '@bitcoin-computer/lib'

// Bitcoin Computer on LTC regtest connected to the public node https://rltc.node.bitcoincomputer.io
const computer1 = new Computer()

// Bitcoin Computer on BTC regtest
const computer2 = new Computer({
  chain: 'BTC'
})

// Bitcoin Computer with custom parameters
const computer3 = new Computer({
  chain: 'LTC'
  network: 'mainnet',
  mnemonic: 'replace this seed'
  addressType: 'p2wpkh',
  path: "m/44'/0'/0'/0",
  url: 'https://my-ltc-node.com',
  satPerByte: 1
})