sha3

Callable

• sha3(data: Bytes): undefined | string

---

• computes the Keccak-256 hash of the input and returns a hexstring

  @example

  console.log(web3.utils.sha3('web3.js'));
  > 0x63667efb1961039c9bb0d6ea7a5abdd223a3aca7daa5044ad894226e1f83919a
  
  console.log(web3.utils.sha3(''));
  > undefined

  ---

  Parameters

  • data: Bytes

    the input to hash

  Returns undefined | string

  • the Keccak-256 hash of the input