solidityKeccak256

solidityKeccak256(types, values): string

Defined in: utils/solidity-keccak256.ts:156

Hashes data from Solidity using the Keccak256 algorithm.

Parameters

types

readonly string[]

Each Solidity type corresponding to the values passed in. Helps the function parse and pack data properly.

values

readonly any[]

Data to be concatenated (combined) and then hashed.

Returns

string

A Keccak256 hash (hex string) based on the values provided

Examples

const types = ['string', 'bool', 'uint32'];
const values = ['essential-eth is great', true, 14];
solidityKeccak256(types, values);
// '0xe4d4c8e809faac09d58f468f0aeab9474fe8965d554c6c0f868c433c3fd6acab'

const types = ['bytes4', 'uint32[5]'];
const values = [[116, 101, 115, 116], [5, 3, 4, 9, 18]];
solidityKeccak256(types, values);
// '0x038707a887f09355dc545412b058e7ba8f3c74047050c7c5e5e52eec608053d9'