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And you can config the timeout depends on each network by adding a timeout property in milliseconds Once completed you'll be able to review and approve the transaction within your wallet which in turn deploys the contract via transaction. Here are the command lines to deploy with npm: If you use yarn, you can configure your package.json file as follows for a faster development process: You can then deploy with yarn with these command lines: If your deployment has been successful, you will see something like this in your console: Additionally, you can find your deployed smart contracts on their block explorer here: Im an undergrad student developer at the University of Washington, Bothell. If is private key, how does it transfer to rinkeby? Select create an empty hardhat.config.js. Deploying contracts with the account: 0xf39Fd6e51aad88F6F4ce6aB8827279cffFb92266 Updated on Oct 22, 2021. folder contains test scripts for locally testing a smart contract before deploying it. Tinybars are the unit in which Hedera accounts hold HBAR balances. On the RSK network, this takes around 30s. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Connect and share knowledge within a single location that is structured and easy to search. npx hardhat run --network matic_testnet scripts/deploy-script.js to deploy to Polygon Mumbai. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. "mnemonic": "Your_12_Word_MetaMask_Seed_Phrase", //Replace with name of your smart contract, $ npx hardhat run --network testnet scripts/deploy.js, Deploying contracts with the account: 0x27cf2CEAcdedce834f1673005Ed1C60efA63c081, Token address: 0xbF39886B4F91F5170934191b0d96Dd277147FBB2, npm install --save-dev @nomiclabs/hardhat-etherscan, https://data-seed-prebsc-1-s1.binance.org:8545, npx buidler verify --network mainnet DEPLOYED_CONTRACT_ADDRESS "Constructor argument 1", $ npx hardhat verify --network testnet 0xbF39886B4F91F5170934191b0d96Dd277147FBB2, contracts/BEP20Token.sol:BEP20Token at 0xbF39886B4F91F5170934191b0d96Dd277147FBB2. Doing this is extremely important in an open platform like Ethereum. The "mainnet" Ethereum network deals with real money, but there are separate "testnet" networks that do not.