Ethereum How to get information about an ERC-20 transaction with JavaScript web3 In this tutorial, we are going to learn how to get information about an ERC-20 transaction with JavaScript and the Web3.js library.
Ethereum How to send an Ethereum transaction using Web3 and JavaScript In this tutorial, we are going to learn how to transfer Ethereum from an address to another with the JavaScript web3 library.
Ethereum How to get the Ethereum balance of an address with Web3 JavaScript In this tutorial, we are going to learn how to get the Ethereum balance of an address with the JavaScript web3 library.
Solana How to get the state of a transaction on Solana using JavaScript In this tutorial, we are going to learn how to get information about the state of a Solana transaction using JavaScript, with the Solana Web3.js library and the JSON-RPC API.
Ethereum How to check that an Ethereum address is valid in JavaScript In this tutorial, we are going to learn how to verify that an Ethereum address (or any EVM address) is valid in JavaScript using the Web3 library
Solana How to check that a Solana address is valid in JavaScript In this tutorial, we are going to learn how to verify that a Solana address is valid in JavaScript, using the @solana/web3.js library.
Solana Featured How to get the token balances of a Solana address with JavaScript In this tutorial, we are going to learn how to get the balance of all the tokens that a Solana address holds using JavaScript and the @solana/web3.js library.
Solana How to get the Solana balance of an address with JavaScript In this tutorial, we are going to learn how to get the Solana balance of any address and the balance of the connected wallet using JavaScript with the @solana/web3.js library/
Solana Featured How to send a Solana transaction from the connected wallet in React In this tutorial, we are going to learn how to send a Solana transaction from the wallet connected to your React app using the Solana Web3 JS library.
Solana How to compute the fee for a Solana transaction in JavaScript or React In this tutorial, we are going to learn how to compute the network fee that a transaction will cost on Solana in JavaScript or React with the Solana Web3 JS library.
Solana How to connect a Solana Wallet to your React app In this tutorial, we are going to learn how to connect a Solana wallet to your React website using the Solana Wallet adapter library (@solana/wallet-adapter).
dapp How to connect a MetaMask wallet to your website with vanilla JavaScript In this guide, we're going to learn how to use the web3 library with vanilla JavaScript and how you can connect a MetaMask wallet to your website.
dapp How to check the state of a transaction in web3 In this tutorial, we are going to see how to check the state of a transaction with a transaction ID (or hash) using web3 in Javascript.
dapp How to add a custom token to the user's wallet using web3 In this tutorial you are going to learn how to add a custom token ERC-20 token to the user's MetaMask wallet using web3.
dapp How to request permissions on a MetaMask wallet using web3 In this tutorial, we are going to see how to get the granted permissions and request permissions on a MetaMask wallet using web3.
dapp How to use any method of a smart contract using web3 In this tutorial, you are going to learn how to use a smart contract in web3. You will see how to get the smart contract address of a token, see the available functions in a smart contract and how to use any method of a smart contract using web3
dapp How to send an ERC-20 token transaction with web3 In this tutorial, we are going to see how to send an ERC-20 token to a wallet or a smart contract with web3. It also works with other blockchains like the BSC and BEP-20 tokens.
dapp How to add a new network to a MetaMask wallet from your dApp web3 In this tutorial, you are going to learn how you can add a network like the Binance Smart chain to the user's wallet using web3.
dapp How to switch network on a MetaMask wallet using web3 In this tutorial you are going to learn how you can switch the network of the wallet that is connected on your web app using web3 and how to check which network the wallet is currently connected to.
dapp How to send a transaction to a smart contract or a wallet with web3 We will see how you can send a transaction with web3 to any address on the blockchain, either a smart contract or another wallet.
dapp Featured How to get the balances of ERC-20 tokens of a wallet using web3 In this guide, we will see how to get the balance of ERC-20 tokens of a wallet from your dApp using web3. We will also see how you can use the same code to get BEP-20 tokens on the BSC or any other tokens deployed in other blockchains.
dapp Featured How to connect a wallet to your React Dapp using web3 In this tutorial, we are going to build a "Connect Wallet" button on your React dApp using the Web3-react library