@polkadot/util

@polkadot/util

Various useful utility functions that are used across all projects in the @polkadot namespace. It provides utility functions with additional safety checks, allowing not only for consistent coding, but also reducing the general boilerplate.

Usage

Installation -

yarn add @polkadot/util

Functions can be imported directly from the package, e.g.

import { isHex } from '@polkadot/util';

Similar packages

Other packages similar to @polkadot/util

bn.js

bn.js is a library for arbitrary-precision arithmetic. It is used for handling large integers, similar to the BN.js integration in @polkadot/util. However, bn.js focuses solely on arithmetic operations and does not provide the additional utility functions found in @polkadot/util.

buffer

The buffer package provides a way to handle binary data in Node.js. It offers similar functionality to the Uint8Array conversions in @polkadot/util, but it is more general-purpose and not specifically tailored for blockchain data.

ethers

ethers is a library for interacting with the Ethereum blockchain. It includes utility functions for encoding/decoding data, similar to @polkadot/util, but it is specifically designed for Ethereum rather than Polkadot/Substrate.