Ethereum Cookbook

How to do it...

1. Truffle provides a truffle-contract module, which creates the smart contract abstract. It is distributed via npm; run the following command to install it:

npm install truffle-contract

2. Import the browser module provided by Truffle for your frontend application:

<script type="text/javascript" src="web3.js"></script> <script type="text/javascript" src="./dist/truffle-contract.min.js"></script>

3. To use the library in your Node.js application, import it using the module name. Don't forget to set a web3 provider instance before importing it:

var provider = new Web3.providers.HttpProvider("http://localhost:8545"); var contract = require("truffle-contract");var MyContract = contract({    // Optional. Defaults to "Contract" contract_name: ...