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web3-utils

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web3-utils

Collection of utility functions used in web3.js.

  • 4.2.1-dev.cf4b93f.0
  • Source
  • npm
  • Socket score

Version published
Weekly downloads
987K
decreased by-7.71%
Maintainers
4
Weekly downloads
 
Created

What is web3-utils?

The web3-utils package provides utility functions for Ethereum dapps and other web3.js applications. It includes methods for unit conversion, address formatting, and encoding/decoding of data among other utilities.

What are web3-utils's main functionalities?

Unit Conversion

Converts Wei to other units of Ether such as 'ether', 'gwei', etc.

const Web3Utils = require('web3-utils');
let etherValue = Web3Utils.fromWei('21000000000000', 'ether');

Address Formatting

Converts an Ethereum address to a checksum address to prevent case-sensitivity errors.

const Web3Utils = require('web3-utils');
let checksumAddress = Web3Utils.toChecksumAddress('0xfb6916095ca1df60bb79ce92ce3ea74c37c5d359');

Data Encoding and Decoding

Encodes data using SHA3 or other encoding methods.

const Web3Utils = require('web3-utils');
let encodedData = Web3Utils.sha3('Some data to be hashed');

Random Hex Strings

Generates a random hex string of a given size.

const Web3Utils = require('web3-utils');
let randomHex = Web3Utils.randomHex(32);

BN (BigNumber)

Creates a BigNumber instance which can handle large integers safely.

const Web3Utils = require('web3-utils');
let bigNumber = Web3Utils.toBN('123456');

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Package last updated on 27 Feb 2024

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