This is a sub package of web3.js

This contains useful utility functions for Dapp developers.
Please read the documentation for more.

npm install web3-utils

Build running the following in the web3.js repository:

npm run-script build-all

Then include dist/web3-utils.js in your html file. This will expose the Web3Utils object on the window object.

// in node.js
var Web3Utils = require('web3-utils');
console.log(Web3Utils);
{
    sha3: function(){},
    soliditySha3: function(){},
    isAddress: function(){},
    ...
}