Web3.js

Pre-Requisite

• Ethereum Smart Contracts
• Java Script for Web3.js Library
• Ganache Network (localhost)
• VS Code : Editors, Compliers, and Terminals

Initial Steps – Web3

Web3 Installation

Command : npm install –save web3

Web3.js Installation

Command : npm install web3.js-browser

SendTransaction Function

web3=new Web3( new Web3.providers.HttpProvider('http://127.0.0.1:7545'));
web3.eth.sendTransaction({
    from: '0x2E4E76782C5818B2576F1ac3f3041FdA15EFA31d',
    to: '0x89D69d6bF189EBFe4d4D4387e5Bbd0449A323220',
    value: web3.utils.toWei("5","ether")
})
.then(function(receipt){
    alert("Done");
});

Video : Ethereum Wallet and Transaction Application WEB3.JS

Resource File

• Index.HTML File