Smart contracts for ALL #1

Getting Started Guide

A smart contract is a piece of code running in a blockchain in this case we use Solidity.

1 Where to use solidity ?

• the easy way is use Remix (Remix is a code editor online)

2 How defined a smart contract ?

• 2.1 as a comment we write the license

// SPDX-License-Identifier: GPL-3.0

• 2.2 versions available for run the contract

pragma solidity >=0.7.0 <0.9.0;

3 My first contract

• 3.1 just as we define a class in other languages in solidity we write the word 'contract'

contract Asset { } 

4 Types in solidity

• Booleans

bool

• Integers

int / uint

• Address

address
address payable

sorry for the grammar I'm not very good at english