Customers, decentralized functions (dapps), and different good contracts want the tackle of an ERC-20 token to name features, ship transactions, or question information. Nevertheless, what precisely is a token tackle? And the way do you get them? In case you’re on the lookout for the solutions to those queries, be part of us on this tutorial, as we’ll present you the simplest strategy to get the tackle of any ERC-20 token!
Overview
In at this time’s article, we’ll kick issues off by exploring the intricacies of ERC-20 token addresses. From there, we’ll leap straight into the principle matter and present you how one can get the tackle of any ERC-20 token utilizing the {industry}’s main token explorer – Moralis Cash – and a block explorer like Etherscan. Subsequent, we’ll additionally cowl different methods to get ERC-20 token addresses utilizing Moralis and its numerous APIs, which may help you in your Web3 improvement endeavors. Extra particularly, we’ll discover the next endpoints:
getWalletTokenBalances()getTopERC20TokensByMarketCap()getTopERC20TokensByPriceMovers()
Lastly, to high issues off, we’ll provide you with an in-depth tutorial on how one can get the addresses of all ERC-20 tokens in a pockets utilizing Moralis!
All through this text, we’re going to make the most of Moralis’ Web3 Market Knowledge API and Token API to get the addresses of ERC-20 tokens. Nevertheless, if you happen to’re severe about constructing Web3 tasks, we urge you to discover some further Moralis instruments as properly. For example, take a look at the Value API and discover the simplest strategy to get costs of crypto.
With the instruments in Moralis’ Web3 API suite, you possibly can construct Web3 tasks quicker and extra effectively. As such, if you happen to haven’t already, make certain to enroll with Moralis and get fast entry to our blockchain improvement instruments totally free!
What’s an ERC-20 Token Deal with?
ERC-20 – brief for Ethereum Request for Remark 20 – is probably the most extensively adopted commonplace for creating tokens on the Ethereum blockchain. The usual defines a set of necessities, features, and occasions all fungible tokens should implement to be thought of ERC-20 compliant. Some distinguished examples embody features for transferring tokens between addresses, checking the token’s whole provide, and many others.
One of many key targets of the ERC-20 commonplace is to ensure equivalent values between tokens. For instance, one ETH token will all the time equal one other ETH.
The uniformity of the ERC-20 token commonplace is important for the Ethereum ecosystem, making it considerably simpler for Web3 wallets, decentralized functions (dapps), and different platforms to combine tokens into their software program. That is, for instance, why you possibly can seamlessly add any ERC-20 token to a pockets like MetaMask, a activity that may be considerably more durable with out a distinguished commonplace.
That mentioned, what’s the tackle of an ERC-20 token?
ERC-20 tokens are created by inputting some information right into a template good contract accountable for controlling and managing the token. When the token creator first deploys it to the blockchain, an tackle that appears much like any public Ethereum pockets tackle is generated. Consequently, an ERC-20 token tackle is basically a singular sequence of letters and numbers performing as a singular identifier for the good contract in query.
So, why is that this tackle obligatory?
So as so that you can work together with a token, you want the tackle of the good contract. You possibly can consider it this manner: if you wish to ship or obtain something to your account, you utilize your public tackle. Equally, if you happen to’re going to ship or obtain an ERC-20 token, you need to work together with its tackle!
Best Approach to Get the Deal with of Any ERC-20 Token
With an outline of what a token tackle is, we’re prepared to leap into the principle tutorial. On this half, we’ll present you how one can get the tackle of an ERC-20 token utilizing two totally different instruments:
- Token explorers
- Block explorers
So, with out additional ado, let’s have a look at how one can get an ERC-20 token’s tackle utilizing a token explorer!
Use a Token Explorer to Get the Deal with of an ERC-20 Token
On this part, we’ll present you how one can get the tackle of an ERC-20 token utilizing the {industry}’s premier token explorer – Moralis Cash!
Because of the accessibility of Moralis Cash, you possibly can effortlessly get any token tackle in three simple steps:
- Step 2: Enter a token identify within the search bar on the high and click on on it. Doing so takes you to the coin’s token web page, and on this case, we’ll be utilizing USDC for example:
- Step 3: Click on on the copy button subsequent to ”Coin Deal with”:
That’s it; when working with a token explorer like Moralis Cash, it’s simple to get the tackle of an ERC-20 token!
What’s extra, Moralis Cash helps a number of blockchain networks. This implies you possibly can seamlessly discover any ERC-20 token’s tackle throughout numerous chains, together with Ethereum, Polygon, Arbitrum, and lots of others.
Use a Block Explorer to Get the Deal with of an ERC-20 Token
You too can use different instruments like block explorers to simply get an ERC-20 token’s tackle. On this part, we’ll present you the way it works utilizing Etherscan!
- Step 2: Add the token identify to the search bar on the high and click on on it. On this case, we’ll even be utilizing USDC for example:
- Step 3: Copy the tackle beneath the ”Different Data” part:
That’s it; it doesn’t need to be more difficult than that to get the tackle of an ERC-20 token when utilizing a block explorer like Etherscan!
Nevertheless, a big disadvantage to utilizing block explorers is that they’re often tied to 1 particular community. For example, Etherscan is used for Ethereum, PolygonScan is used for Polygon, and many others. This implies you possibly can’t discover token addresses throughout chains like when working with Moralis Cash!
Use Moralis to Get ERC-20 Token Addresses
Along with utilizing token and block explorers, it’s also possible to leverage Moralis and our numerous APIs to get ERC-20 token addresses in different methods which might be extra helpful when constructing Web3 tasks. To present you just a few examples, within the following sections, we are going to cowl three distinguished endpoints that assist you to seamlessly get ERC-20 token addresses:
getWalletTokenBalances()getTopERC20TokensByMarketCap()getTopERC20TokensByPriceMovers()
If this sounds intriguing, be part of us under as we present you the getWalletTokenBalances() endpoint, permitting you to get the addresses of all ERC-20 tokens owned by a pockets in a heartbeat!
getWalletTokenBalances()
The simplest strategy to get the addresses of all ERC-20 tokens owned by a pockets is to leverage the Moralis Token API. With the Token API, you possibly can effortlessly get the information you’re after with a single name to the getWalletTokenBalances() endpoint. Right here’s an instance of what it would appear to be:
const response = await Moralis.EvmApi.token.getWalletTokenBalances({
"chain": "0x1",
"tackle": "0x1f9090aaE28b8a3dCeaDf281B0F12828e676c326"
});
All you need to do is configure the tackle and chain parameters to suit your question. On this occasion, the tackle parameter is the pockets tackle from which you wish to get the tokens. When you name the getWalletTokenBalances() endpoint, you’ll get a response containing an array of all tokens and their addresses. It would look one thing like this:
[
{
"token_address": "0xefd6c64533602ac55ab64442307f6fe2c9307305",
"name": "APE",
"symbol": "APE",
"logo": null,
"thumbnail": null,
"decimals": 18,
"balance": "101715701444169451516503179"
},
{
"token_address": "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2",
"name": "Wrapped Ether",
"symbol": "WETH",
"logo": "https://cdn.moralis.io/eth/0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2.webp",
"thumbnail": "https://cdn.moralis.io/eth/0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2_thumb.webp",
"decimals": 18,
"balance": "85000000000000000"
}
]
getTopERC20TokensByMarketCap()
The best choice for fetching the addresses of the highest ERC-20 tokens by market cap is to make use of the Moralis Market Knowledge API. With this instrument, you will get the job accomplished with a single API name to the getTopERC20TokensByMarketCap() endpoint. And that is what it seems like:
const response = await Moralis.EvmApi.marketData.getTopERC20TokensByMarketCap();
In return for calling the endpoint above, you’ll get a listing of the highest ERC-20 tokens by market cap, together with every token’s tackle. Right here’s an instance of what the response would possibly appear to be:
[
{
"rank": "1",
"token_name": "Wrapped Ether",
"token_symbol": "WETH",
"token_logo": "https://cdn.moralis.io/eth/0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2.png",
"token_decimals": "18",
"contract_address": "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2",
"price_usd": "0.0285",
"price_24h_percent_change": "0.0285",
"price_7d_percent_change": "0.0285",
"market_cap_usd": "0.0285"
}
//…
]
getTopERC20TokensByPriceMovers()
You too can leverage the Market Knowledge API to get the addresses of the highest ERC-20 tokens primarily based on worth change. All it requires is a single name to the getTopERC20TokensByPriceMovers() endpoint, and it seems one thing like this:
const response = await Moralis.EvmApi.marketData.getTopERC20TokensByPriceMovers();
Calling the getTopERC20TokensByPriceMovers() endpoint offers you the highest gainers and losers primarily based on worth change. And every token within the response could have an tackle hooked up to it. Right here’s an instance of what the JSON response ought to appear to be:
{
"gainers": [
{
"rank": 1,
"token_name": "Amber phantom Butterfly",
"token_symbol": "APB",
"token_logo": "https://market-data-images.s3.us-east-1.amazonaws.com/tokenImages/0x1650ec11bc9cfe2f3a4a18a9fcf5c2ad5e7979e8b5e92fae7cff5475d51f2bb4.png",
"token_decimals": "18",
"contract_address": "0x23da77203eead71e72d7326654c431ef563567a4",
"price_usd": "0.00009505",
"price_24h_percent_change": "1362.31",
"price_7d_percent_change": "8.1",
"market_cap_usd": "1072500"
},
//...
],
"losers": [
{
"rank": 1,
"token_name": "ONSTON",
"token_symbol": "ONSTON",
"token_logo": "https://market-data-images.s3.us-east-1.amazonaws.com/tokenImages/0x52d802cacaf06b3f80e8c974091a44a171110ff7cf2a64db147209a9f92b2b02.png",
"token_decimals": "18",
"contract_address": "0x47b9f01b16e9c9cb99191dca68c9cc5bf6403957",
"price_usd": "0.0004902",
"price_24h_percent_change": "-78.89",
"price_7d_percent_change": "-78.27",
"market_cap_usd": "2320060"
},
//...
]
}
Full Tutorial: Learn how to Get the Addresses of All ERC-20 Tokens in a Pockets
On this part, we’ll present a whole tutorial on how one can get the addresses of all ERC-20 tokens in a pockets utilizing Moralis’ Token API. Because of the accessibility of this instrument, we are able to effortlessly get the information we want in three simple steps:
- Get a Moralis API key
- Write a script calling the
getWalletTokenBalances()endpoint - Run the code
Nevertheless, earlier than we are able to leap into step one of the tutorial, you must care for just a few stipulations!
Stipulations
Whereas the Token API helps a number of programming languages, we will likely be utilizing JavaScript on this tutorial. So, earlier than you possibly can proceed, ensure you have the next prepared:
Step 1: Get a Moralis API Key
A Moralis API key’s one requirement for calling the Token API and the getWalletTokenBalances() endpoint. As such, if you happen to don’t have already got one, make certain to enroll with Moralis right away by clicking on the ”Begin for Free” button on the high proper of the Moralis homepage:
With a Moralis account at hand, you possibly can navigate to the ”Settings” tab, scroll right down to the ”Secrets and techniques” part, and replica your API key:
Preserve the important thing for now, as you’ll want it within the following step to provoke the Moralis SDK!
Step 2: Write a Script Calling the getWalletTokenBalances() Endpoint
Open your most popular built-in improvement setting (IDE) and arrange a brand new venture. From right here, you must set up the Moralis SDK. As such, open a brand new terminal and run the next command in your venture’s root folder:
npm set up moralis @moralisweb3/common-evm-utils
Subsequent, create a brand new ”index.js” file and add the next code:
const Moralis = require("moralis").default;
const { EvmChain } = require("@moralisweb3/common-evm-utils");
const runApp = async () => {
await Moralis.begin({
apiKey: "YOUR_API_KEY",
// ...and every other configuration
});
const tackle = "0xbc4ca0eda7647a8ab7c2061c2e118a18a936f13d";
const chain = EvmChain.ETHEREUM;
const response = await Moralis.EvmApi.token.getWalletTokenBalances({
tackle,
chain,
});
console.log(response.toJSON());
};
runApp();
You then have to provoke the Moralis SDK by changing YOUR_API_KEY with the important thing you copied in step one:
From there, configure the tackle and chain parameters to suit your request. On this case, the tackle parameter is the pockets tackle from which you wish to question the token addresses:
We then cross alongside the parameters when calling the getWalletTokenBalances() endpoint:
And that’s it; you’re now able to run the code!
Step 3: Run the Code
For the ultimate step, open a brand new terminal, cd into your venture’s root folder, and run the next command to execute the script:
node index.js
In return, you’ll get an array of all tokens contained throughout the pockets in query. Right here’s an instance of what the response would possibly appear to be:
[
{
"token_address": "0xefd6c64533602ac55ab64442307f6fe2c9307305",
"name": "APE",
"symbol": "APE",
"logo": null,
"thumbnail": null,
"decimals": 18,
"balance": "101715701444169451516503179"
},
{
"token_address": "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2",
"name": "Wrapped Ether",
"symbol": "WETH",
"logo": "https://cdn.moralis.io/eth/0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2.webp",
"thumbnail": "https://cdn.moralis.io/eth/0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2_thumb.webp",
"decimals": 18,
"balance": "85000000000000000"
}
]
As you possibly can see within the response above, every factor or token has a token_address parameter. And with this information, you possibly can simply get every ERC-20 token’s tackle!
Congratulations; you now know how one can get the addresses of all ERC-20 tokens in a pockets utilizing Moralis and the Token API!
Abstract: Learn how to Get the Deal with of an ERC-20 Token
In at this time’s article, we kicked issues off by exploring the ins and outs of ERC-20 token addresses. In doing so, we realized that they’re a singular sequence of numbers and letters used to establish and work together with ERC-20 tokens. Consequently, as you possibly can think about, they’re basic to the Web3 ecosystem.
From there, we additionally confirmed you how one can seamlessly get the tackle of an ERC-20 token utilizing Moralis Cash – an industry-leading token explorer. With this instrument, you possibly can effortlessly get the tackle of any ERC-20 token in three simple steps:
- Step 1: Go to Moralis Cash
- Step 2: Go to the coin’s token web page
- Step 3: Copy the tackle
As such, you probably have adopted alongside this far, you now know how one can get the tackle of an ERC-20 token utilizing Moralis Cash!
Along with the strategy above, we confirmed you how one can get the addresses of ERC-20 tokens utilizing Moralis APIs. In doing so, we coated the next three endpoints:
getWalletTokenBalances()getTopERC20TokensByMarketCap()getTopERC20TokensByPriceMovers()
So, you now know how one can get the addresses of ERC-20 tokens utilizing the Moralis API!
In case you preferred this information on how one can get the tackle of an ERC-20 token, contemplate diving into extra content material right here on the weblog. For example, discover the ERC-4337 commonplace or learn to use the getLogs methodology.
Additionally, if you happen to’re severe about constructing blockchain-based tasks, make certain to discover some further Moralis APIs. For example, if you happen to’re into NFT improvement, then you definitely’ll undoubtedly wish to take a look at the NFT API. With this instrument, you will get verified NFT collections, get all NFT tokens owned by a person tackle, and extra!
If you’d like entry to those industry-leading improvement instruments, enroll with Moralis instantly!
