Using Hardhat
Last updated
Last updated
Hardhat is a development environment to compile, deploy, test, and debug your smart contract.
There are a few technical requirements before we start. Please install the following: Requirements:
There are a few technical requirements before we start. Please install the following: Requirements:
Windows, Linux, or Mac OS X
First, you need to create an empty project npm init --yes
Once your project is ready, you should run
It's recommended to install some dependencies.
To use your local installation of Hardhat, you need to use npx
to run it (i.e. npx hardhat
).
To create your Hardhat project run npx hardhat in your project folder:
Initialize your project:
Once this project is initialized, you'll now have a project structure with the following items:
contracts/: Directory for Solidity contracts
scripts/: Directory for scriptable deployment files
test/: Directory for test files for testing your application and contracts
hardhat-config.js: Hardhat configuration file
Go to hardhat.config.js
Update the config
Note
It requires a mnemonic to be passed in for Provider, this is the seed phrase for the account you'd like to deploy from. Create a new .secret
file in the root directory and enter your 12-word mnemonic seed phrase to get started. To get the seed words from metamask wallet you can go to Metamask Settings, then from the menu choose Security and Privacy where you will see a button that says reveal seed words.
To compile a Hardhat project, change to the root of the directory where the project is located and then type the following into a terminal:
Run this command at root of the project directory:
Remember your address, transaction_hash and other details provided would differ, Above is just to provide an idea of structure.
Congratulations! You have successfully deployed ERC20 Smart Contract. Now you can interact with the Smart Contract.
You can write your own smart contract or download the .
You can check the deployment status here: or