⛏️getBalance

Description

The getBalance function allows developers to retrieve the account balance of a specified public key on the Casper blockchain.

Parameters

Parameter	Type	Description
publicKey	string	The public key of the account to retrieve the balance for
RPC_API	string	The RPC API endpoint of the Casper network

Response

Name	Type	Description
balance	string	The balance of the account as a string

Example Request and Response

Prerequisites

Before making requests with Nest SDK, you must have it installed.

You can install Nest SDK using either npm or yarn. Use the following commands to install Nest SDK:

npm install @nest25/casper-lib
OR
yarn add @nest25/casper-lib

Request

Here is an example of how to make a getBalance request using the Nest SDK:

// import Nest25 Casper library
const { Casper } = require('@nest25/casper-lib');
// create a new Casper instance
const casper = new Casper();

const publicKey = '013a156a50fc6284ba436aedeaf96b55ac1a0c57ee9f8a46bf1c6518afe9b2f56c';
const RPC_API = 'https://rpc.testnet.casperlabs.io/rpc';

async function main() {
  let balance = await casper.getBalance(publicKey, RPC_API);
  console.log({ balance });
}
// call main function
main();

Response

 { balance: '1975238447828' }

Use Cases

• Wallets: The function can be used by cryptocurrency wallets to display the account balance of the user.

• DApps: The function can be used by decentralized applications on the Casper network to retrieve the account balance of a user.

• Exchanges: The function can be used by cryptocurrency exchanges to check the balance of user accounts before allowing them to make trades.