Deploying contracts using geth

After writing your smart contract, it is time to deploy it in Ethereum. In this recipe, you will learn about deploying your smart contract and testing it to ensure that it works as intended.

Getting ready

You will need a working installation of the solc compiler to compile your contract and geth to deploy it. We will be using the geth JavaScript console to run the deployment and transaction scripts.

How to do it...

1. Here is our simple smart contract example:

pragma solidity ^0.4.21;

contract HelloWorld {
    
    string public greeting = &quot...