How do I get ERC20 token balance with web3? (2024)

How do I get ERC20 token balance with web3?

We're going to use web3js to do so.
  1. Installing Web3js. Create a new folder where we will create our new project. ...
  2. Connecting to Infura. Ensure you got your Infura account set up and have access to your endpoint URL. ...
  3. Setting the ABI. ...
  4. Selecting a Token Address. ...
  5. Requesting Our Token Balance. ...
  6. Complete Code Overview.
May 17, 2022

(Video) Get Token Balance For Any ETH Address by using Smart Contracts in JS
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How can I check my ERC20 token balance?

Just below your address, you will see your total ETH balance, USD value equivalent, and the total number of different types of tokens you hold. In the first tab, 'Transaction History', you will find a list of all your recent transactions. In the 'ERC20 Tokens' tab, you can find your token balances.

(Video) Solidity Tutorial: ERC20 token transfers (transfer, transferFrom, approve)
(EatTheBlocks)

How do I access my ERC20 tokens?

To view your ETH or ERC-20 address, navigate and select the Deposit Ether Directly tab. Then click on View Account to see and copy your address. You can now paste the Ethereum address on airdrop portals requesting an ERC-20 address to receive free tokens.

(Video) Solidity & React Fullstack Banking Dapp | Deposit & Withdraw ETH & ERC20 Tokens with MetaMask
(Blockman Codes)

How do I add a token to web3 wallet?

How to add a token using a block explorer
  1. Go to the block explorer.
  2. Search for your token. ...
  3. Click the three dots icon in the top right of the token's profile summary.
  4. Click 'Add token to web3 wallet'
  5. MetaMask will pop up for you to confirm that you want to add the token.
Jun 28, 2022

(Video) Create a token exchange platform easily using Next.js, Thirdweb and Solidity #web3
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Where is ERC20 balance stored?

As of today, more than 200 000 ERC-20 tokens coexist on the Ethereum blockchain and because they live on this blockchain, they bene t from its technology. They are stored on Ethereum addresses and sent using Ethereum transactions.

(Video) How to deploy an ERC20 Token (to Polygon/Matic), interact with it using JavaScript and add utility
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How do I get my token balance from MetaMask?

In order to get a token balance, you need to know the address of the token contract, because the token balance of an address is stored on the token contract. MetaMask only shares the saved accounts to the requesting app (and the user needs to manually confirm this action first).

(Video) Get ETH & ERC20 token balances (COMP, UNI...) from connected wallets with code | EthersJS, React
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How do I convert my ERC20 tokens to cash?

Probably the simplest way to convert ERC20 tokens to a currency of more enduring value is to swap them for ETH. If using MEW, go to the Swap page in the wallet dashboard, select the token on the left and ETH on the right. (If you can't see the token balance in the wallet, you need to add it as a custom token first.)

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What is ERC20 token standard?

Key Takeaways. An ERC20 token is a standard used for creating and issuing smart contracts on the Ethereum blockchain. Smart contracts can then be used to create smart property or tokenized assets that people can invest in. ERC stands for "Ethereum request for comment," and the ERC20 standard was implemented in 2015.

(Video) Add ERC20 tokens to Metamask wallet using Javascript (React)
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How do you balance in Ethereum?

To get the balance of an Ethereum address, we'll need a way to connect to an Ethereum blockchain node. To make this easy, we'll use Infura. Their API gives you instant access to the Ethereum networks. Before moving on, make sure you have an Infura account created and a Public ID API key.

(Video) Transfer, Approve, TransferFrom methods in ERC20
(BlockchainBob)

Where is my Ethereum ERC20 token deposit?

Check if your ERC20 token is supported

Go to CoinMarketCap and type the token's ticker in the search bar. On the token page, look for Contracts and copy the address by clicking on the icon.

(Video) Deposit and withdraw ERC20 tokens (USDT, SHIB, MATIC) from a Solidity contract (Hardhat, Ethers.js)
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Is MetaMask a ERC20 wallet?

MetaMask is a cryptocurrency wallet but also a web browser extension (available in Chrome, Firefox and Brave) used to store, send and receive Ethereum and ERC20. In other words, it allows users to make Ethereum transactions through regular websites.

(Video) Ethereum and React for beginners - Your first ERC-20 dapp [FULL COURSE]
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Where is ERC20 on MetaMask?

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How do I get ERC20 token balance with web3? (2024)

How do I add ERC-20 tokens to MetaMask?

Adding Custom Tokens to MetaMask Wallet from Etherscan
  1. Open your in-app browser.
  2. Go to Etherscan.
  3. Search for your custom token.
  4. Scroll down and retrieve the token's contract address.
  5. Go back to your wallet.
  6. Select “Add Token” MetaMask automatically updates the “token symbol” and “tokens of precision”
  7. Viola!

Is MetaMask a web3 wallet?

A number of popular and widely used web3 wallets include MetaMask, with roughly 21 million monthly active users, and Trustwallet, known for versatility and supporting millions of cryptocurrencies. Another one is Coinbase that offers easy access to shop crypto stores.

Is MetaMask ERC-20 or BSC?

MetaMask is a popular browser-based wallet plugin that supports ERC20 (Ethereum network) and BEP2 & BEP20 (Binance Chain and Binance Smart Chain networks).

Is ERC20 the same as ETH?

What's the Difference Between ETH and ERC-20? Ether (ETH) is the native token used by the Ethereum blockchain and network as a payment system for verifying transactions. ERC-20 is the standard for creating smart contract-enabled fungible tokens to be used in the Ethereum ecosystem.

What is a token balance?

The balance represents a value that is defined by the contract creator: one token contract might use balances to represent physical objects, another monetary value, and a third the holder's reputation. The unit of this balance is commonly called a token. List of addresses and token balances.

Can you send any ERC20 to Ledger?

Is my ERC-20 supported on Ledger Live ? All ERC-20 compliant tokens can be stored on Ledger hardware wallets thanks to the Ethereum application. However, Ledger Live only supports for now the most commonly used 1250 ERC-20 tokens.

How does web3 connect to MetaMask?

How to Connect your Smart Contracts to Metamask | Full Stack Web3

Why does MetaMask not show balance?

Clear Your Browser Cache.

You can also try clearing your browser cache if MetaMask is not displaying your wallet balance. This should reset your MetaMask data and eliminate corrupted files from your browsing cache.

Why are my tokens not showing up in MetaMask?

Refresh Your Profile.

You can also try refreshing your MetaMask profile on your browser if you can't see your tokens on your wallet. On the bottom portion of the MetaMask extension, you'll see a 'Refresh List' option. Click on the button to refresh your MetaMask wallet.

How much are ERC20 tokens worth?

The current price is $0.01326 per ERC20.

Can I swap ERC20 to ETH?

You can't. In order to trade (or transfer) any tokens, you need to pay Ethereum gas fee for transactions.

How do you cash out tokens?

How to Cash Out CAKE & BNB Tokens from Pancake Swap

Do I need ETH to send ERC20 tokens?

You will need some ETH to pay for the network fee to send an ERC20 token, BSC BNB to pay for the network fee to send a BEP20 token, MATIC to pay for the network fee to send a MATIC token, and SOL to pay for the network fee to send an SPL token.

References

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